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Kabushiki Kaisha Kobe Seiko Sho kobe Steel Ltd
Kabushiki Kaisha Kobe Seiko Sho kobe Steel Ltd_20100107
Kabushiki Kaisha Kobe Seiko Sho kobe Steel Ltd_20100114
Kabushiki Kaisha Kobe Seiko Sho kobe Steel Ltd_20100128
Kabushiki Kaisha Kobe Seiko Sho kobe Steel Ltd_20131212
Kabushiki Kaisha Kobe Seiko Sho kobe Steel Ltd_20100121

Kabushiki Kaisha Kobe Seiko Sho kobe Steel Ltd patents


Recent patent applications related to Kabushiki Kaisha Kobe Seiko Sho kobe Steel Ltd. Kabushiki Kaisha Kobe Seiko Sho kobe Steel Ltd is listed as an Agent/Assignee. Note: Kabushiki Kaisha Kobe Seiko Sho kobe Steel Ltd may have other listings under different names/spellings. We're not affiliated with Kabushiki Kaisha Kobe Seiko Sho kobe Steel Ltd, we're just tracking patents.

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 new patent  Release device and release method

A release device for releasing a specific gas component from a rich absorption liquid which is an absorption liquid containing the specific gas component absorbed therein, the release device including a channel structure internally having a release channel which is connected to a rich absorption liquid supply unit so as... Kabushiki Kaisha Kobe Seiko Sho kobe Steel Ltd

Mixed powder for iron-based powder metallurgy and sintered body produced using same

The mixed powder for iron-based powder metallurgy of the present invention comprises: at least one ternary oxide selected from the group consisting of Ca—Al—Si oxides and Ca—Mg—Si oxides, and at least one binary oxide selected from the group consisting of Ca—Al oxides and Ca—Si oxides. The ternary oxide and the... Kabushiki Kaisha Kobe Seiko Sho kobe Steel Ltd

Compressed air energy storage and power generation method and compressed air energy storage and power generation device

In a compressed air energy storage and power generation device, a compressed air energy storage and power generation method defines, as a reference storage value, a storage value indicating that a storage amount of air in an accumulator tank is in a predetermined intermediate state. At the reference storage value,... Kabushiki Kaisha Kobe Seiko Sho kobe Steel Ltd

Horizontal fillet welding method, horizontal fillet welding system, and program

A welding system that, using a junction at which a standing plate and a bottom plate meet as a welding line, makes an electrode weave centered on the welding line and thereby welds along the welding line. While weaving, the electrode moves forward in a welding advancement direction until a... Kabushiki Kaisha Kobe Seiko Sho kobe Steel Ltd

Organic electronic device and substrate for organic electronic device

An organic electronic device provided with an organic electronic element on one surface of a substrate, wherein the substrate has a metal layer and an insulating layer overlaid on at least one face side of the metal layer, and the one face of the substrate does not have an irregularity... Kabushiki Kaisha Kobe Seiko Sho kobe Steel Ltd

Brazing sheet formed from aluminum alloy

Disclosed herein is a brazing sheet made of an aluminum alloy, which can maintain excellent strength after braizing and corrosion resistance even though the sheet is thinned The brazing sheet 1A includes a core material 2, a brazing material 4 provided on at least one side of the core material... Kabushiki Kaisha Kobe Seiko Sho kobe Steel Ltd

Mixed powder for iron-based powder metallurgy, producing same, and sintered body produced using same

The mixed powder for iron-based powder metallurgy of the present invention comprises a powder containing calcium sulfate anhydrite II such that the CaS weight ratio after sintering is 0.01 wt % or more to 0.1 wt % or less. The powder containing calcium sulfate anhydrite II preferably has a volume-average... Kabushiki Kaisha Kobe Seiko Sho kobe Steel Ltd

Flux-cored wire for gas-shielded arc welding and welding method

The purpose of the present invention is to provide a flux cored wire which has good high-temperature cracking resistance, and which enables the achievement of a welded part exhibiting excellent coating adhesion. The present invention relates to a metal flux cored wire for gas-shielded are welding, which contains, relative to... Kabushiki Kaisha Kobe Seiko Sho kobe Steel Ltd

Automobile undercarriage component

An automobile undercarriage component has at least three elongated arms, each including a web and a rib having an inner wall surface. One of the three elongated arms is a first arm having a first one of the ribs and at least one of the three elongated arms is a... Kabushiki Kaisha Kobe Seiko Sho kobe Steel Ltd

High-strength aluminum alloy sheet

An Al—Mg—Si aluminum alloy sheet has a chemical composition which includes at least one element selected from the group consisting of Mn, Cr, and Zr and which meets the condition: 0.6≤([Mg]/[Si]-0.15[Mn]-0.3[Cr]-0.1[Zr]≤1.8. The aluminum alloy sheet is controlled to have a higher aspect ratio of grains, thereby has significantly higher strength... Kabushiki Kaisha Kobe Seiko Sho kobe Steel Ltd

Steel wire for mechanical structural parts

An object of the present invention is to provide a steel wire for mechanical structural parts that is reduced in deformation resistance and improved in crack resistance during cold working, and thus exhibits excellent cold workability. The steel wire for mechanical structural parts of the present invention is a steel... Kabushiki Kaisha Kobe Seiko Sho kobe Steel Ltd

System and cleaning condenser for binary power generation

A system of cleaning a condenser provided in a circulation flow passage for allowing circulation of a working medium in a binary power generation system, includes: an inlet header into which a cooling medium flows; and a heat exchanger including a plurality of branch ports into which the cooling medium... Kabushiki Kaisha Kobe Seiko Sho kobe Steel Ltd

Heat-treated steel wire having excellent bendability

A heat-treated steel wire having excellent bendability is provided. The heat-treated steel wire includes, in % by mass: C: 0.5 to 0.8%, Si: 1.5 to 2.5%, Mn: 0.5 to 1.5%, P: more than 0% to 0.02%, S: more than 0% to 0.02%, Cr: 0.3 to less than 0.7%, V: 0.05... Kabushiki Kaisha Kobe Seiko Sho kobe Steel Ltd

High-carbon steel wire material with excellent wire drawability, and steel wire

To provide a high-carbon steel wire rod with excellent wire drawability. The high-carbon steel wire rod of the present invention includes predetermined components and also includes pearlite and proeutectoid cementite, and an area ratio of pearlite is 90% or more relative to the entire structure, a maximum length of proeutectoid... Kabushiki Kaisha Kobe Seiko Sho kobe Steel Ltd

7xxx series aluminum alloy member excellent in stress corrosion cracking resistance and manufacturing the same

Y≦−0.1X+1.4  (1)... Kabushiki Kaisha Kobe Seiko Sho kobe Steel Ltd

Surface-treated metal plate

A surface-treated metal sheet which is used for insert molding and in which a hot melt adhesive layer is laminated on at least one side of a metal substrate, where the hot melt adhesive layer has a thickness of 10 to 100 μm; the hot melt adhesive layer contains a... Kabushiki Kaisha Kobe Seiko Sho kobe Steel Ltd

Method for producing aluminum joined body

A method for producing an aluminum joined body includes a step in which a second aluminum member is superimposed on a first aluminum member to form a lap joint, the second aluminum member having a higher electrical conductivity than the first aluminum member; and a beam welding step in which... Kabushiki Kaisha Kobe Seiko Sho kobe Steel Ltd

Method for producing aluminum joined body

A method for producing an aluminum joined body includes a step of forming a flare joint by using a first aluminum member and a second aluminum member; and a step of performing laser welding by irradiating a groove of the flare joint with a laser beam having a beam diameter... Kabushiki Kaisha Kobe Seiko Sho kobe Steel Ltd

Heat-treated steel wire having excellent fatigue-resistance characteristics

To provide a heat-treated steel wire having excellent fatigue-resistance characteristics. The heat-treated steel of the present invention has a predetermined chemical composition, with the balance being iron and inevitable impurities, wherein the heat-treated steel wire includes, in a tempered martensite structure at a depth of 0.3 mm from a surface... Kabushiki Kaisha Kobe Seiko Sho kobe Steel Ltd

Hard coating

A hard coating to be disposed on or over a substrate surface is provided. The hard coating includes a nitride or carbonitride containing Al, Cr, and at least one element X. The element X has an atomic number higher than Cr and is a Group 4 element; a Group 5... Kabushiki Kaisha Kobe Seiko Sho kobe Steel Ltd

Steel wire surface treatment method and surface treatment line

The steel wire surface treatment method of the present invention is a method for continuously treating the surface of a steel wire and includes: a descaling step P2 in which scale adhering to the surface of a steel wire is removed by subjecting the surface of the steel wire to... Kabushiki Kaisha Kobe Seiko Sho kobe Steel Ltd

Residual stress estimation method and residual stress estimation device

Provided is a residual stress estimation method and a residual stress estimation device which are capable of setting an appropriate analysis range without depending on a user's experience. The residual stress estimation device displays analysis results in which strain generated in a structure is analyzed. A user determines a position... Kabushiki Kaisha Kobe Seiko Sho kobe Steel Ltd

Wire rod for use in bolts that has excellent acid pickling properties and resistance to delayed fracture after quenching and tempering, and bolt

To provide a wire rod for bolts that has excellent acid pickling properties and the resistance to delayed fracture after quenching and tempering, and a bolt using the same. Disclosed is a wire rod for bolts that has excellent acid pickling properties and resistance to delayed fracture, including, in percent... Kabushiki Kaisha Kobe Seiko Sho kobe Steel Ltd

Method for producing carbon fibers

A method for producing a carbon fiber includes a separation step of separating an ash-free coal obtained from a bituminous coal or a sub-bituminous coal, into a soluble component(s) and an insoluble component(s) by a solvent extraction treatment, a heat treatment step of heat-treating the soluble component(s), a melt spinning... Kabushiki Kaisha Kobe Seiko Sho kobe Steel Ltd

Method and device for descaling metal wire

Provided are a method and a device for descaling that make it possible to effectively remove oxide scale from the surface of a metal wire. The descaling includes spraying the surface of a metal wire (W) with a mixture (9) of water and hard particles from a plurality of nozzles... Kabushiki Kaisha Kobe Seiko Sho kobe Steel Ltd

Setting assistance device, setting assistance method, and program

In a setting assistance device (40) of a welding condition which is a condition in welding, an input receiving unit (42) accepts designation of the target quality in welding, and a welding condition information output unit (44) outputs an item of a welding condition to be corrected to achieve the... Kabushiki Kaisha Kobe Seiko Sho kobe Steel Ltd

Method for manufacturing ashless coal

A method for producing an ash-free coal includes a step of mixing a coal with a solvent to prepare a slurry; a step of dissolving away a coal component soluble in the solvent, from the coal, by heating the slurry; a step of separating the solution containing the coal component... Kabushiki Kaisha Kobe Seiko Sho kobe Steel Ltd

High-strength cold-rolled steel sheet having excellent formability and collision characteristics and having tensile strength of 980 mpa or more, and producing same

Disclosed herein is a high-strength cold-rolled steel sheet, in which the metal structure at a position of ¼ of the sheet thickness satisfies (1) to (4): (1) an area ratio of ferrite is more than 10% to 65% or less, with a balance being a hard phase including quenched martensite... Kabushiki Kaisha Kobe Seiko Sho kobe Steel Ltd

Alpha-ß titanium alloy

To provide an α-β titanium alloy that has high strength and excellent hot workability of the level of the α-β titanium alloy, typified by the Ti-6Al-4V, while exhibiting more excellent machinability than the Ti-6Al-4V. The α-β titanium alloy includes, in percent by mass: at least one element of 0.1 to... Kabushiki Kaisha Kobe Seiko Sho kobe Steel Ltd

Electrically conductive material for connection component

Disclosed herein is an electrically conductive material including a base material made of a copper alloy sheet strip, a Cu—Sn alloy coating layer and a reflow Sn coating layer, wherein the Cu—Sn alloy coating layer and the reflow Sn coating layer are arranged on a surface of the base material... Kabushiki Kaisha Kobe Seiko Sho kobe Steel Ltd

Residual stress estimation method and residual stress estimation device

Provided is a residual stress estimation method and a residual stress estimation device capable of suppressing the number of cut pieces to be collected for measuring inherent strain without deteriorating residual stress estimation accuracy. In a case where it is assumed that the inherent strain is uniformly distributed in one... Kabushiki Kaisha Kobe Seiko Sho kobe Steel Ltd

Titanium plate, plate for heat exchanger, and separator for fuel cell

A titanium plate that have both excellent strength and formability, and a plate for a heat exchanger and a separator for a fuel cell, which are made using the titanium plate, are provided. The titanium plate includes Fe and O, with the balance being titanium and inevitable impurities, wherein the... Kabushiki Kaisha Kobe Seiko Sho kobe Steel Ltd

High-strength cold-rolled steel sheet having excellent formability and collision characteristics and having tensile strength of 980 mpa or more, and producing same

A high-strength cold-rolled steel sheet, in which the metal structure at a position of ¼ of the sheet thickness satisfies (1) to (4) below. (1) The area ratio of ferrite is 0% or more and 10% or less, with the balance being a hard phase including quenched martensite and retained... Kabushiki Kaisha Kobe Seiko Sho kobe Steel Ltd

Residual stress estimation method and residual stress estimation device

Provided are a residual stress estimation method and a residual stress estimation device capable of estimating residual stress suitable for a structure in which inherent strain occupied mainly by plastic strain occurs. A constraint condition is introduced to a distribution function used in the residual stress estimation method based on... Kabushiki Kaisha Kobe Seiko Sho kobe Steel Ltd

Steel sheet for hot pressing and producing same

A steel sheet for hot pressing which contains, in mass %, C: 0.15% or more to 0.40% or less, Si: 1.00% or more to 2.00% or less, Mn: 1.50% or more to 3.00% or less, Ti: (N×48/14)% or more to 0.10% or less, B: 0.0005% or more to 0.0050% or... Kabushiki Kaisha Kobe Seiko Sho kobe Steel Ltd

01/25/18 / #20180021893

Brazing filler material and brazing sheet

The present invention provides a brazing filler material in which the formation of coarse Si particles is suppressed, and a brazing sheet using the same. The brazing filler material includes Si: 3.5% by mass or more and 13.0% by mass or less, Ti: 0.001% by mass or more and 0.05%... Kabushiki Kaisha Kobe Seiko Sho kobe Steel Ltd

01/25/18 / #20180022067

Aluminum-alloy-clad plate and aluminum-alloy-clad structural member

An aluminum-alloy-clad plate which includes a plurality of superposed aluminum alloy layers and which has undergone a diffusion heat treatment. Aluminum alloy layers having specific compositions are superposed so that any adjoining two of these differ in the content of Mg or Zn, and are subjected to a diffusion heat... Kabushiki Kaisha Kobe Seiko Sho kobe Steel Ltd

01/25/18 / #20180023174

Aluminum alloy sheet

A 7xxx-series aluminum alloy sheet produced by a common procedure is allowed to include a surface part having a texture with grown Cube orientation, and a central part having a texture with grown S orientation. Namely, the surface part and the thickness-central part in the sheet are allowed to have... Kabushiki Kaisha Kobe Seiko Sho kobe Steel Ltd

01/25/18 / #20180023422

Heat exchanger, energy recovery system, and vessel

A heat exchanger is for use in an energy recovery system to be mounted on a vessel including an engine, a supercharger and an economizer, the heat exchanger including: a first heat section for heating a working medium by supercharged air from the supercharger; a second heat section for heating... Kabushiki Kaisha Kobe Seiko Sho kobe Steel Ltd

01/25/18 / #20180023764

Gas filling system

A gas delivery system including: a feeder for feeding a gas to a tank; a pressure storage container unit which has a plurality of pressure storage containers, and sends out the gas to the feeder; a gas supply unit; and a controller. The controller implements a storing operation that a... Kabushiki Kaisha Kobe Seiko Sho kobe Steel Ltd

01/25/18 / #20180024027

Tire testing rim

A rim for tire testing includes a rim body that is rotatably provided in a tire testing device so that a tire to be tested can be attached to the rim body, and a filling unit that can fill the tire to be attached to the rim body with a... Kabushiki Kaisha Kobe Seiko Sho kobe Steel Ltd

01/25/18 / #20180024827

Control means, in-vehicle program rewriting device equipped with same, and in-vehicle program rewriting method

A controller includes a communication controller having a communication area and a normal control controller having a normal control area, and is provided in a vehicle. The controller stores an update program, which is transferred via an external communication mechanism from an external server to a vehicle, in the communication... Kabushiki Kaisha Kobe Seiko Sho kobe Steel Ltd

01/25/18 / #20180025714

Sound deadening device

A sound deadening device has an introducing and damping section. The introducing and damping section includes an introduction section that introduces fluid, an expansion chamber, and a lead-out section. The expansion chamber is communicated with the introduction section, has a flow passage cross-section larger than a flow passage cross-section of... Kabushiki Kaisha Kobe Seiko Sho kobe Steel Ltd

01/18/18 / #20180015527

Method for joining members

In the present invention, a method for joining members involves preparing a steel component having a bottom wall in which a hole is provided, and a hollow aluminum pipe. The aluminum pipe is slipped through the hole in the steel component and passed through the bottom wall, rubber is inserted... Kabushiki Kaisha Kobe Seiko Sho kobe Steel Ltd

01/18/18 / #20180015534

Continuous casting device for slab comprising titanium or titanium alloy

In the present invention the torch movement period is 20-40 seconds, with the torch movement period being the time required to move plasma torches (which heat the surface of molten metal in the casting mold) one time. The average heat input amount at multiple sites, which are obtained by dividing... Kabushiki Kaisha Kobe Seiko Sho kobe Steel Ltd

01/18/18 / #20180015561

Welding device and welding method

A welding system includes a welding torch that welds a workpiece by using a wire, a suction device that sucks shielding gas, and a sucked shielding gas supply path for allowing the sucked shielding gas to flow, wherein the welding torch includes a contact chip that guides the wire, a... Kabushiki Kaisha Kobe Seiko Sho kobe Steel Ltd

01/18/18 / #20180015575

Submerged arc welding process

A submerged arc welding process using welding wire containing, based on the total mass of the welding wire, Ni: 50% or more by mass, Cr: 14.5% to 16.5% by mass, Mo: 15.0% to 17.0% by mass, W: 3.0% to 4.5% by mass, Fe: 4.0% to 7.0% by mass, and C,... Kabushiki Kaisha Kobe Seiko Sho kobe Steel Ltd

01/18/18 / #20180016653

Steel material for bearings that has excellent rolling fatigue characteristics, and bearing part

This steel material for bearings includes prescribed components in the steel, the oxide inclusions in the steel that have a minor axis of 1 μm or greater satisfying the following conditions (1) and (2). (1) The average composition contains specific respective amounts of CaO, Al2O3, SiO2, and TiO2, and CaO+Al2O3+SiO2+TiO2≧60%.... Kabushiki Kaisha Kobe Seiko Sho kobe Steel Ltd

01/18/18 / #20180017326

Reduced iron production

A method and a device for charging a plurality of reduced iron raw materials into a traveling hearth reduction-melting furnace and treating the raw materials, allowing sufficient input of heat to the reduced iron raw materials on a hearth covering material to improve treatment efficiency are provided. The reduced iron... Kabushiki Kaisha Kobe Seiko Sho kobe Steel Ltd

01/11/18 / #20180010226

High-strength plated steel sheet having excellent plating properties, workability, and delayed fracture resistance, and producing same

The high-strength plated steel sheet of the present invention has a plated layer on the surface of a base steel sheet and contains predetermined steel components. The steel sheet includes, in the order from the interface of the base steel sheet and the plated layer towards the base steel sheet:... Kabushiki Kaisha Kobe Seiko Sho kobe Steel Ltd

01/11/18 / #20180009039

Hard coating film

A hard film formed on/above a substrate has a composition represented by the following formula (1): Cr1−aMga(BxCyN1−x−y) (1). In the formula (1), a is the atomic ratio of Mg, x is the atomic ratio of B, and y is the atomic ratio of C; and a, x, and y satisfy... Kabushiki Kaisha Kobe Seiko Sho kobe Steel Ltd

01/11/18 / #20180010207

High-strength plated steel sheet and producing same

Disclosed herein is a high-strength plated steel sheet containing an internal oxidized layer, a soft layer including the internal oxidized layer, and a hard layer including a structure having metallic structure containing a low-temperature-transformation produced phase in a proportion of 70% or more by area of the whole of the... Kabushiki Kaisha Kobe Seiko Sho kobe Steel Ltd

01/11/18 / #20180010227

High-strength plated steel sheet having excellent plating properties, workability, and delayed fracture resistance, and producing same

Disclosed herein is a high-strength plated steel sheet having a plated layer on the surface of a base steel sheet and containing predetermined steel components. The steel sheet includes, in the order from the interface of the base steel sheet and the plated layer towards the base steel sheet: a... Kabushiki Kaisha Kobe Seiko Sho kobe Steel Ltd

01/11/18 / #20180012162

Human resource development support system

A human resource development support system calculates, for each agent, a profitability indicator value that is a value of an indicator of profitability of the agent on the basis of order histories for customers regarding industrial machinery at the agent. Then, the human resource development support system generates, for each... Kabushiki Kaisha Kobe Seiko Sho kobe Steel Ltd

01/11/18 / #20180012183

Human resource development support system

A human resource development support system calculates, for each agent, a profitability indicator value that is a value of an indicator of profitability of the agent, on the basis of order histories for customers regarding industrial machinery at the agent, and sets a target agent for each agent on the... Kabushiki Kaisha Kobe Seiko Sho kobe Steel Ltd

01/04/18 / #20180001411

Welding condition generating method in flat position welding

A welding condition generating method in flat position welding is a method for determining welding conditions for welding in a single V groove, a single bevel groove, or a fillet groove in a flat position using a welding robot. The method includes preparing conditions A and B, each including a... Kabushiki Kaisha Kobe Seiko Sho kobe Steel Ltd

01/04/18 / #20180001525

Joining structure

A joining structure includes a first member, a second member of a material different from that of the first member, and a separation mechanism provided between the first member and the second member and that separates the first member and the second member from each other, wherein a resin is... Kabushiki Kaisha Kobe Seiko Sho kobe Steel Ltd

01/04/18 / #20180001596

Aluminum-alloy-clad plate and aluminum-alloy-clad structural member

An aluminum-alloy-clad plate in which a plurality of aluminum alloy layers are layered and diffusion heat treatment is performed thereon, wherein aluminum alloy layers having a specific composition are layered so as to each have a different content Mg or Zn, the structure of the aluminum alloy clad plate after... Kabushiki Kaisha Kobe Seiko Sho kobe Steel Ltd

01/04/18 / #20180002799

High-strength plated steel sheet and producing same

A high-strength plated steel sheet sequentially includes an internal oxidized layer, a soft layer containing the internal oxidized layer, and a hard layer including a structure having metallic structure which contains a low-temperature-transformation produced phase in a proportion of 20 to 85% by area of the whole of the metallic... Kabushiki Kaisha Kobe Seiko Sho kobe Steel Ltd

01/04/18 / #20180003220

Tilting pad journal bearing

On a facing surface (12a) of a pad (12) that faces a rotation shaft, an oil supply unit (24) is provided in an end region downstream of the rotation shaft in the rotation direction, and the oil supply unit (24) is formed along part of an isopleth of the pressure... Kabushiki Kaisha Kobe Seiko Sho kobe Steel Ltd

12/28/17 / #20170369965

High-strength plated steel sheet having excellent plating properties, workability, and delayed fracture resistance, and producing same

A high-strength plated steel sheet has a plated layer on the surface of a base steel sheet and contains predetermined steel components. The steel sheet includes, in the order from the interface of the base steel sheet and the plated layer towards the base steel sheet: a soft layer having... Kabushiki Kaisha Kobe Seiko Sho kobe Steel Ltd

12/21/17 / #20170362067

Electric winch device and mobile crane

An electric winch device causes an operative part to perform an operation for hoisting work by winding up or letting out a rope connected to the operative part, the electric winch device including: a winch drum having an axis, provided on the mobile crane to be rotatable about the axis... Kabushiki Kaisha Kobe Seiko Sho kobe Steel Ltd

12/14/17 / #20170355044

Flux-cored wire and manufacturing welded joint

Provided is a flux-cored wire which can be MIG-welded at any welding position using a pure Ar gas as a shielding gas. A flux-cored wire having a flux filled in the outer skin thereof, wherein TiO2, Al2O3, SiO2 and ZrO2 are contained in amounts of 4.7 to 8.5% by mass,... Kabushiki Kaisha Kobe Seiko Sho kobe Steel Ltd

12/14/17 / #20170356070

Maraging steel

Disclosed is a mar aging steel containing, in combination in mass percent, C in a content from greater than 0% to 0.02%, Mn in a content from greater than 0% to 0.3%, Si in a content from greater than 0% to 0.3%, Ni in a content of 10% to 13%,... Kabushiki Kaisha Kobe Seiko Sho kobe Steel Ltd

12/07/17 / #20170349978

Aluminum alloy sheet

The present invention relates to an Al—Mg—Si sheet which contains, in terms of mass %, 0.3-1.0% Mg, 0.5-1.5% Si, 0.005-0.2% Sn, 0.02-1.0% Fe, and 0.02-0.6% Mn, with the remainder comprising Al and unavoidable impurities, characterized by having a structure wherein compounds that are detected with an SEM having a magnification... Kabushiki Kaisha Kobe Seiko Sho kobe Steel Ltd

Patent Packs
12/07/17 / #20170349978

Aluminum alloy sheet

The present invention relates to an Al—Mg—Si sheet which contains, in terms of mass %, 0.3-1.0% Mg, 0.5-1.5% Si, 0.005-0.2% Sn, 0.02-1.0% Fe, and 0.02-0.6% Mn, with the remainder comprising Al and unavoidable impurities, characterized by having a structure wherein compounds that are detected with an SEM having a magnification... Kabushiki Kaisha Kobe Seiko Sho kobe Steel Ltd

12/07/17 / #20170349979

Aluminum alloy sheet

The present invention pertains to an Al—Mg—Si-based aluminum alloy plate comprising, by mass, 0.20-1.50% of Mg, 0.30-2.00% of Si, and 0.005-0.500% of Sn, the balance being Al and unavoidable impurities, wherein the aluminum alloy plate is characterized in having a structure in which, from among all crystallized substances having a... Kabushiki Kaisha Kobe Seiko Sho kobe Steel Ltd

11/23/17 / #20170334117

Pelletizer apparatus

This pelletizer apparatus includes an observation unit for observing, from the outside of a housing chamber, a cut section of a synthetic resin cut by cutting teeth inside the housing chamber. The observation unit includes an optical system which sends an optical image of the cut section from the inside... Kabushiki Kaisha Kobe Seiko Sho kobe Steel Ltd

11/23/17 / #20170334171

Aluminum alloy material, bonded body, member for automobiles, and producing aluminum alloy material

An aluminum alloy material is provided. The aluminum alloy material has excellent bonding durability and is not susceptible to decrease in the bonding strength even if exposed to a high-temperature humid environment. A bonded body, a member for automobiles, and a method for producing the aluminum alloy material are also... Kabushiki Kaisha Kobe Seiko Sho kobe Steel Ltd

11/23/17 / #20170335215

Method for producing solid fuel and producing solid fuel

The method for producing a solid fuel of the present invention includes the steps of: preparing a slurry by mixing powdery low-grade coal and oil; evaporating moisture contained in the slurry by heating; and separating the slurry obtained after the evaporation step into solid and liquid, wherein the evaporation step... Kabushiki Kaisha Kobe Seiko Sho kobe Steel Ltd

11/23/17 / #20170335423

High strength high ductility steel plate

In the present invention, a steel plate contains specific alloy components, has a steel structure that contains specific proportions of retained austenite and ferrite, with the remainder comprising one or more types selected from among bainite, martensite, tempered bainite and tempered martensite, and has a specific average carbon concentration and... Kabushiki Kaisha Kobe Seiko Sho kobe Steel Ltd

11/23/17 / #20170335431

Method for deoxidizing ai-nb-ti alloy

Disclosed herein is a method for deoxidizing an Al—Nb—Ti alloy, which includes melting and holding an Al—Nb—Ti alloy containing from 50 to 75 mass % of Al, from 5 to 30 mass % of Nb, and 80 mass % or less in total of Al and Nb by a melting... Kabushiki Kaisha Kobe Seiko Sho kobe Steel Ltd

11/16/17 / #20170326624

Buoyancy transfer jig

The buoyancy transfer jig includes: a rod-shaped rod portion which is disposed extending from an outside of a pattern to an inside of a hollow portion by way of an opening portion which is formed in a foamed mold and makes the outside of the pattern and the hollow portion... Kabushiki Kaisha Kobe Seiko Sho kobe Steel Ltd

11/16/17 / #20170328519

Hydrogen station

[Solution] A hydrogen station includes: a filling facility for filling a tank-mounted device with a gas; and a gas supply system for supplying the gas to the filling facility. The gas supply system includes: a compressor for compressing the gas; a compressor accommodating body for accommodating the compressor; a refrigerator... Kabushiki Kaisha Kobe Seiko Sho kobe Steel Ltd

11/16/17 / #20170330643

Ag alloy film for reflecting electrode or wiring electrode, reflecting electrode or wiring electrode, and ag alloy sputtering target

An Ag alloy film used for a reflecting electrode or an interconnection electrode, the Ag alloy film exhibiting low electrical resistivity and high reflectivity and having exceptional oxidation resistance under cleaning treatments such as an O2 plasma treatment or UV irradiation, wherein the Ag alloy film contains either In in... Kabushiki Kaisha Kobe Seiko Sho kobe Steel Ltd

11/02/17 / #20170312811

Evaporative pattern casting method

σc≧{t0/(t0−te)}×(1.5×10−4×12/t2+160/D2)... Kabushiki Kaisha Kobe Seiko Sho kobe Steel Ltd

11/02/17 / #20170312812

Evaporative pattern casting method

σbI>V(ρm−ρs){(hL/2)sin θ−cos θ}.... Kabushiki Kaisha Kobe Seiko Sho kobe Steel Ltd

11/02/17 / #20170317541

Interior magnet rotary electric machine

This interior magnet rotary electric machine (1) is provided with a rotor (2) that has a rotor core (11) having two sets of permanent magnets (12, 13) embedded therein, and with a stator (3) that is disposed facing the rotor (2). The two sets of permanent magnets (12, 13) each... Kabushiki Kaisha Kobe Seiko Sho kobe Steel Ltd

10/26/17 / #20170304893

Lubricant, mixed powder for powder metallurgy, and producing sintered body

One aspect of the present invention is a lubricant to be incorporated into a powder metallurgical mixed powder containing an iron-based powder. The lubricant includes a flaky organic material having an average particle diameter of from 0.1 μm to less than 3 μm. Another aspect of the present invention is... Kabushiki Kaisha Kobe Seiko Sho kobe Steel Ltd

10/26/17 / #20170306432

Method for manufacturing steel for high-strength hollow spring

where T2 is a tempering temperature (° C.), and t2 is a total time (seconds) from start of heating to completion of cooling.... Kabushiki Kaisha Kobe Seiko Sho kobe Steel Ltd

Patent Packs
10/26/17 / #20170306958

Oil-free screw compressor

An oil-free screw compressor has a screw rotor including a screw and a shaft, a bearing supporting the shaft, a first shaft seal device disposed between the screw and the bearing and including a first seal opposite to the shaft, and a first communication portion communicating the bearing side with... Kabushiki Kaisha Kobe Seiko Sho kobe Steel Ltd

10/26/17 / #20170306959

Oil-free screw compressor

i... Kabushiki Kaisha Kobe Seiko Sho kobe Steel Ltd

10/26/17 / #20170310177

Interior magnet rotary electric machine

This interior magnet rotary electric machine (1) is provided with: a rotor (2) that has a rotor core (11) having permanent magnets (12, 13) embedded therein; a stator (3) that is disposed facing the rotor (2); and a fiber-reinforced plastic tube (4) that is fitted over and fixed to the... Kabushiki Kaisha Kobe Seiko Sho kobe Steel Ltd

10/19/17 / #20170297148

Wire containing flux for gas shield arc welding

A flux-cored wire for gas-shielded arc welding has a steel outer sheath filled with a flux. The flux-cored wire includes specific amounts, relative to a total mass of the wire, of TiO2, at least one of Si, an Si oxide and an Si compound, C, Mn, Mo, Ni, at least... Kabushiki Kaisha Kobe Seiko Sho kobe Steel Ltd

10/19/17 / #20170298780

Thermal energy recovery device and operating the same

A thermal energy recovery device includes: a circulation line having an evaporator, an expander, a condenser, and a pump; a power recovery machine; a first on-off valve; a thermal energy introduction line configured to introduce a gas phase working medium into a post-expansion space; a second on-off valve; and a... Kabushiki Kaisha Kobe Seiko Sho kobe Steel Ltd

10/19/17 / #20170299471

Method for generating load estimation model in tire uniformity tester

In a tire uniformity testing apparatus which measures uniformity of a tire by measuring a load applied to the tire pressed against a rotary drum, a load estimation model is generated which is used to control a pressing position of the rotary drum, and generates a load estimation model indicating... Kabushiki Kaisha Kobe Seiko Sho kobe Steel Ltd

10/12/17 / #20170291211

Laminated hard coating and molding die

A laminated hard film is obtained by laminating a layer A and a layer B. The layer A has a composition different from that of the layer B. The layer A is formed of (TiaCrbAlcSid)(CxN1-x) and satisifies the relationship of 0≦a≦0.10, 0.10≦b≦0.50, 0.50≦c≦0.90, 0≦d≦0.05, a+b+c+d=1 and 0≦x≦0.5. The layer B... Kabushiki Kaisha Kobe Seiko Sho kobe Steel Ltd

10/12/17 / #20170292079

Method for hydrocracking, producing hydrocracked oil, hydrocracking device, and device for producing hydrocracked oil

The present invention provides a method for hydrocracking of petroleum heavy oil containing a heavy metal component, comprising a supplying step of supplying a raw material slurry containing the petroleum heavy oil and an iron-based catalyst as well as a hydrogen gas to a hydrocracking reactor; a hydrocracking step of... Kabushiki Kaisha Kobe Seiko Sho kobe Steel Ltd

10/05/17 / #20170282240

Method for continuously casting slab containing titanium or titanium alloy

The present invention provides a method for casting a slab having a good cast surface. The method includes heating the surface of molten metal on a metal inlet side of a mold by a first heat source so that the following formulas: q≧0.87 and c≦11.762q+0.3095 are satisfied where c is... Kabushiki Kaisha Kobe Seiko Sho kobe Steel Ltd

10/05/17 / #20170282977

Vehicle hood

Provided is a vehicle hood capable of improving pedestrian protection performance by suppressing an increase in acceleration secondary peak while increasing an acceleration primary peak. A vehicle hood includes an outer panel, an inner panel, and a deformable part that deforms with the outer panel when the outer panel deforms... Kabushiki Kaisha Kobe Seiko Sho kobe Steel Ltd

10/05/17 / #20170282978

Vehicle hood

Provided is a vehicle hood that allows a reduction in thickness of an outer panel while providing stiffness of the outer panel. A vehicle hood includes an outer panel, an inner panel, and a plurality of adhesive components. The inner panel has a plurality of beads. Each bead has a... Kabushiki Kaisha Kobe Seiko Sho kobe Steel Ltd

10/05/17 / #20170283905

Method for producing granular metallic iron

A method for producing granular metallic iron of the present invention includes: an agglomeration step of obtaining agglomerates through agglomeration of a mixture that contains an iron oxide-containing material and a carbonaceous reducing agent; and a granulation step of obtaining granular metallic iron by heating the agglomerates, reducing iron oxides... Kabushiki Kaisha Kobe Seiko Sho kobe Steel Ltd

10/05/17 / #20170283906

Method for deoxidizing ti-al alloy

A method for deoxidizing a Ti—Al alloy includes melting and holding a Ti—Al alloy containing 40 mass % or more of Al by a melting method using a water-cooled copper vessel in an atmosphere of 1.33 Pa or more, thereby decreasing an oxygen content in the Ti—Al alloy. The Ti—Al... Kabushiki Kaisha Kobe Seiko Sho kobe Steel Ltd

10/05/17 / #20170283910

Conductive material for connection parts which has excellent minute slide wear resistance

A conductive material for connection parts includes a matrix, a Cu—Sn alloy covering layer having a Cu content of 20 to 70 at % and an average thickness of from 0.2 to 3.0 μm, and a Sn covering layer having an average thickness of from 0.05 to 5.0 μm. The... Kabushiki Kaisha Kobe Seiko Sho kobe Steel Ltd

10/05/17 / #20170283913

Aluminum alloy sheet having high formability

Provided is a 6xxx-series aluminum sheet having high formability for automotive body panel use, which can be produced without significant changes in conventional chemical compositions and production conditions. The 6xxx-series aluminum alloy sheet is controlled in its microstructure as follows. The average grain size of the microstructure is controlled to... Kabushiki Kaisha Kobe Seiko Sho kobe Steel Ltd

10/05/17 / #20170284336

Container-type compressed air storage power generation device

A container-type compressed air storage power generation device (2) comprises compressors (5a-5c); a tank (8); power generators (9a-9c); a control device (12); and a container (4). The compressors (5a-5c) compress air. The tank (8) is driven by air supplied from the compressors (5a-5c). The power generators (9a-9c) are driven by... Kabushiki Kaisha Kobe Seiko Sho kobe Steel Ltd

10/05/17 / #20170284387

Hydraulic pump malfunction diagnosing device

A malfunction diagnosing device that includes pistons arranged in a circumferential direction and discharges oil with rotation in the circumferential direction is provided, including: a pressure sensor for detecting a pressure value of oil discharged from a hydraulic pump in rotation; a speed sensor for detecting a rotation phase of... Kabushiki Kaisha Kobe Seiko Sho kobe Steel Ltd

10/05/17 / #20170284392

Oil-free screw compressor and design method therefor

ΔPb: minimum differential pressure in the oil seal portion during the unloading operation... Kabushiki Kaisha Kobe Seiko Sho kobe Steel Ltd

10/05/17 / #20170284788

Shape measurement device and shape measurement method

A shape measurement device and a shape measurement method according to the present invention measure, for first and second distance measurement units which are disposed so as to be opposed to each other with a measurement object to be measured interposed therebetween and each measure a distance to the measurement... Kabushiki Kaisha Kobe Seiko Sho kobe Steel Ltd

10/05/17 / #20170284900

Method for estimating load model in tire uniformity tester

A tire uniformity testing apparatus (1) measures uniformity of a tire (T) by measuring a load generated on the tire (T) pressed against a rotating rotary drum (2). A load model used to control a pressing position of the rotary drum (2) and express a relation between the pressing position... Kabushiki Kaisha Kobe Seiko Sho kobe Steel Ltd

09/28/17 / #20170274479

Flux-cored wire for different-material bonding and bonding different materials

There are provided a flux cored wire for joining dissimilar materials with each other, capable of enhancing a bonding strength upon joining an aluminum-base material with a steel-base material, and excellent in bonding efficiency, a method for joining the dissimilar materials with each other, and a bonded joint obtained by... Kabushiki Kaisha Kobe Seiko Sho kobe Steel Ltd

09/28/17 / #20170274482

Flux-cored wire for gas-shielded arc welding

A flux cored wire, which is obtained by filling the inside of a steel outer skin with a flux, is configured to have a composition that contains, in mass % relative to the total mass of the wire, 0.01-0.12% of C, 0.05% or more but less than 0.30% of Si,... Kabushiki Kaisha Kobe Seiko Sho kobe Steel Ltd

09/28/17 / #20170274527

Apparatus for helping setting of welding conditions in multi-pass welding

When setting welding conditions of arc welding, an operator sets the shape of a material to be welded, the specifications of welding, and welding conditions using a teach pendant. An apparatus for supporting setting of welding conditions in multi-pass welding of the present invention automatically calculates the state of the... Kabushiki Kaisha Kobe Seiko Sho kobe Steel Ltd

09/28/17 / #20170275547

Method for manufacturing ashless coal

The present invention is provided with a step for preheating coal, a step for heating an extraction solvent, a step for mixing the preheated coal and the extraction solvent heated to a higher temperature than the preheated coal and thereby heating the coal, a step for separating a solution in... Kabushiki Kaisha Kobe Seiko Sho kobe Steel Ltd

09/28/17 / #20170275718

High-strength steel sheet

Provided is a steel sheet with excellent abrasion resistance as well as excellent low-temperature toughness and ductility of a base material while having a high strength of a tensile strength of 1,100 MPa or more. The steel sheet is a high-strength steel sheet having a tensile strength of 1,100 MPa... Kabushiki Kaisha Kobe Seiko Sho kobe Steel Ltd

09/28/17 / #20170275738

Aluminum alloy material and bonded object, and automotive member

An Al—Mg—Si aluminum alloy material includes Sn. An oxide film formed on a surface of the aluminum alloy material is analyzed by a semi-quantitative analysis by X-ray photoelectron spectroscopy. A ratio of the number of Sn atoms to the number of Mg atoms in the oxide film is 0.001 to... Kabushiki Kaisha Kobe Seiko Sho kobe Steel Ltd








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