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Hitachi Zosen Corporation patents


Recent patent applications related to Hitachi Zosen Corporation. Hitachi Zosen Corporation is listed as an Agent/Assignee. Note: Hitachi Zosen Corporation may have other listings under different names/spellings. We're not affiliated with Hitachi Zosen Corporation, we're just tracking patents.

ARCHIVE: New 2018 2017 2016 2015 2014 2013 2012 2011 2010 2009 | Company Directory "H" | Hitachi Zosen Corporation-related inventors


High-density carbon nanotube aggregate and method of producing high-density carbon nanotube aggregate

A method of producing a high-density carbon nanotube aggregate includes the steps of: preparing a carbon nanotube array including a plurality of carbon nanotubes aligned on a substrate and oriented vertically to the substrate; and heating the carbon nanotube array to 2,600° c. Or higher.. ... Hitachi Zosen Corporation

Catalyst treatment device and method for manufacturing same

Provided are a catalyst treatment device and a method of manufacturing the catalyst treatment device. In the catalyst treatment device, the catalyst component can be used in a smaller amount and at a lower cost without need of equipment such as casing, and can suppress excessive pressure loss with adequate voids occurring when the supported catalyst is loaded for use. ... Hitachi Zosen Corporation

Tunnel boring machine

The tunnel boring machine includes a data processing unit configured to obtain error data (er) based on a current measurement value (vp) of the strain sensor obtained at a current angle (θ) of the cutter head and a past corresponding measurement value (vo) obtained at a corresponding angle corresponding to the current angle, to correct the current measurement data using the error data.. . ... Hitachi Zosen Corporation

Method for manufacturing a carbon nanotube collected product

A method for manufacturing a carbon nanotube collected product, comprising the steps of: preparing a roller comprising a shaft having a cylindrical shape and a resin film located over an entire circumference of the shaft preparing a plurality of carbon nanotube yarns each having a plurality of carbon nanotubes; arranging the plurality of carbon nanotube yarns in parallel and along a direction an axis of the shaft extends, and drawing the plurality of carbon nanotube yarns in a circumferential direction of the shaft such that they are located on the resin film; supplying a volatile liquid to the plurality of carbon nanotube yarns located on the resin film; and processing the plurality of carbon nanotube yarns to which the liquid has been supplied.. . ... Hitachi Zosen Corporation

Material for thermal spraying and production method thereof, method for thermal spraying, and product of thermal spraying

Thermal spraying may be readily carried out using fine particles which were difficult to be handled in the conventional art by using particles of a resin containing the fine particles of a ceramic or a metal as a material for thermal spraying. To produce a material for thermal spraying, the fine particles are dispersed in a liquid resin, and a cured material obtained by curing the mixture is pulverized to obtain a material for thermal spraying which contains particles having a particle diameter within a target particle diameter range, and these operations are repeated. ... Hitachi Zosen Corporation

Infiltration intake system for revetment wall

This infiltration intake system for a revetment wall includes a structural body, set on an outer wall surface of a revetment wall, including a filter storage portion, a filter stored in the filter storage portion of the structural body, and a water guide portion guiding treated water passing through the filter toward the side of an inner wall surface of the revetment wall.. . ... Hitachi Zosen Corporation

Infiltration intake system

In this infiltration intake system, a structural body integrally includes a waster discharge direction control portion controlling a discharge direction for wastewater discharged from a filter toward a raw water side at a backwash time with a backwash mechanism portion in a prescribed wastewater discharge direction.. . ... Hitachi Zosen Corporation

Metal-air battery

A metal-air battery (1) includes a tubular positive electrode (2) centered on a predetermined central axis (j1), a negative electrode (3) opposing an inner side surface of the positive electrode, and an electrolyte layer (4) disposed between the negative electrode and the positive electrode. The positive electrode includes a positive electrode conductive layer (21), a positive electrode catalyst layer (22), and a positive electrode current collector (24). ... Hitachi Zosen Corporation

Method for manufacturing carbon nanotube fiber, apparatus for manufacturing carbon nanotube fiber, and carbon nanotube fiber

A method for manufacturing a carbon nanotube fiber, the method comprising: preparing a core material—extending in a predetermined direction; preparing a carbon nanotube array comprising a plurality of carbon nanotubes aligned on a substrate and oriented vertically to the substrate; preparing a carbon nanotube untwisted yarn comprising the plurality of continuously connected carbon nanotubes by drawing the carbon nanotube untwisted yarn from the carbon nanotube array; and winding the carbon nanotube untwisted yarn around the core material.. . ... Hitachi Zosen Corporation

Aldehyde decomposition catalyst, exhaust gas treatment apparatus, and exhaust gas treatment method

One object is to provide a useful aldehyde decomposition catalyst, and an exhaust gas treatment apparatus and an exhaust gas treatment method using the aldehyde decomposition catalyst that achieve low cost and sufficient aldehyde decomposition performance with a small amount of the catalyst. An aldehyde decomposition catalyst of the present invention is made of a zeolite in a cation form nh4 having a structure of cha or mor and carrying cu.. ... Hitachi Zosen Corporation

Metal-air secondary battery

A metal-air battery has a positive electrode including a positive electrode conductive layer, a first catalyst layer, and a second catalyst layer. The positive electrode conductive layer is a porous layer made of conductive ceramic and has pores filled with an electrolyte solution. ... Hitachi Zosen Corporation

Metal-air battery

A metal-air battery (1) includes a tubular positive electrode (2), a negative electrode (3) opposing an inner side surface of the positive electrode (2), and an electrolyte layer (4) disposed between the negative electrode (3) and the positive electrode (2). The positive electrode (2) includes a porous positive electrode main body (21) that is made of conductive ceramic and serves as a tubular supporter, and a separator (41) that is a porous film made of ceramic having insulating properties is formed on the inner side surface of the positive electrode main body (21). ... Hitachi Zosen Corporation

Aldehyde decomposition catalyst, exhaust gas treatment apparatus, and exhaust gas treatment method

One object is to provide an aldehyde decomposition catalyst, and an exhaust gas treatment apparatus and an exhaust gas treatment method using the aldehyde decomposition catalyst that achieve low cost and sufficient aldehyde decomposition performance with a small amount of the catalyst. An aldehyde decomposition catalyst of the present invention is made of a zeolite in a cation form nh4 having a structure selected from mfi and bea and carrying at least one metal selected from the group consisting of cu, mn, ce, zn, fe, and zr.. ... Hitachi Zosen Corporation

Floating flap gate

In order to structurally simplify a frame that is a component of a door body and to reduce required levels of manufacturing precision and assembly precision, thereby reducing a manufacturing man-hour, provided is a floating flap gate 1 installed on a road surface rs at an entrance portion of a building or an underground space. An upward swinging support portion is composed of a bottom fitting 5, a resin plate 6 configured to support a door body 4 when the door body 4 is raised, a water cut-off film 13 covering the bottom fitting 5 and the resin plate 6, a first pressing plate 14, and a second pressing plate 16. ... Hitachi Zosen Corporation

09/14/17 / #20170261205

Method and device for processing slag occurring in a combustion chamber of a refuse incineration plant

A method processes slag occurring in a combustion chamber. An incineration grate is formed at least in its end region that is facing the slag-removing device as a separating grate, which has openings, via which the chamber is connected to a fine-slag discharge chamber, and at least one fine fraction of the slag is ejected through the openings into the discharge chamber and discharged in a substantially dry state, and the remaining coarse fraction is fed to the slag-removing device and discharged. ... Hitachi Zosen Corporation

08/24/17 / #20170239379

Electron beam sterilization apparatus

One object is to provide an electron beam sterilization apparatus for sterilizing a preform product (p) by applying an electron beam while conveying the preform product (p), the apparatus comprising: an input star wheel (21) configured to convey the preform product (p) in a circular path; and an outer-surface electron beam application device and an inner-surface electron beam application device configured to apply an electron beam to the preform product (p) being conveyed by the input star wheel (21). A blocking short tube (31) is provided on a lower surface of the star wheel plate (22) of the input star wheel (21) so as to block radioactive rays produced by application of the electron beam and surround a central axis (1v) of the input star wheel (21). ... Hitachi Zosen Corporation

08/10/17 / #20170225816

Electron beam sterilization apparatus

One object is to provide an electron beam sterilization apparatus including: an inner-surface sterilization chamber (5) including an inner-surface electron beam application device; and a blocking chamber (6) for receiving a preform product (p) from the inner-surface sterilization chamber (5) and blocking x-rays produced by application of the electron beam. The blocking chamber (6) includes an upstream opening (62) and a downstream opening (63) formed therein, the preform product (p) being received through the upstream opening (62) and transferred through the downstream opening (63). ... Hitachi Zosen Corporation

07/27/17 / #20170209851

Methanation reaction catalyst, method for producing methanation reaction catalyst and method for producing methane

A methanation reaction catalyst for methanation by allowing carbon dioxide to react with hydrogen, wherein the methanation reaction catalyst includes a stabilized zirconia support having a tetragonal crystal structure and in which ca and ni are incorporated in the crystal structure, and ni in the metal state supported on the stabilized zirconia support, includes the following in atomic % based on metals in the element state, a) zr composing the stabilized zirconia support: 6 to 62 atomic %, b) ca incorporated in the crystal structure: 1 to 20 atomic %, and c) a total of ni incorporated in the crystal structure and ni supported on the stabilized zirconia support: 30 to 90 atomic %, and the atomic ratio of ca/(zr+ca) is 0.14 to 0.25.. . ... Hitachi Zosen Corporation

07/13/17 / #20170198901

Method and device for producing superheated steam by means of the heat produced in the boiler of an incineration plant

A method generates superheated steam using heat generated in a boiler of an incineration plant. The pre-superheated steam is fed to a final superheater that includes a plurality of final superheater pipes through which the pre-superheated steam is guided and is finally superheated in the process. ... Hitachi Zosen Corporation

07/06/17 / #20170189862

Zeolite membrane, production method therefor, and separation method using same

One object of the present invention is to provide a zeolite membrane that can achieve both practically sufficient separation performance and throughput and maintain the separation performance stably for a long period. Provided is a method of producing a zeolite membrane having cha crystal structure on an intermediate layer of a porous support, wherein si/al (a molar ratio) of cha zeolite particles is from 9.5 to 100.5 and, in an x-ray diffraction pattern obtained by applying x-ray onto a surface of the zeolite membrane, a peak intensity near 2θ=18° is less than 0.5 times a peak intensity near 2θ=21°, and/or a peak intensity near 2θ=10° is less than 4 times a peak intensity near 2θ=21°, the method including: forming the zeolite membrane having the cha crystal structure on the intermediate layer of the porous support by hydrothermal synthesis, using an aqueous reaction mixture including a si element source, an al element source, an alkali source, and an organic template, wherein non-dealuminated fau zeolite is used as the si element source and the al element source.. ... Hitachi Zosen Corporation

06/22/17 / #20170179519

All-solid-state secondary battery

An all-solid-state secondary battery includes a positive electrode layer (2) and a negative electrode layer (4) that are disposed on a positive electrode current collector (1) and a negative electrode current collector (5), respectively, and are pressurized thereon, and a solid electrolyte layer (3) interposed between the positive electrode layer (2) and the negative electrode layer (4). The positive electrode layer (2) and the negative electrode layer (4) contain a sulfide inorganic solid electrolyte, and the positive electrode current collector (1) and the negative electrode current collector (5) have a peel strength of at least 0.2 n/mm relative to the sulfide inorganic solid electrolyte in a peel test.. ... Hitachi Zosen Corporation

06/15/17 / #20170166492

Catalyst for methanation of carbon oxides, preparation method of the catalyst and process for the methanation

Disclosed is a catalyst for methanation reaction producing methane with high conversion by reaction of hydrogen with carbon dioxide, or a gas mixture of carbon dioxide and carbon monoxide, or a gas mixture containing these compounds as the main components. The catalyst is prepared by the steps of mixing (a) aqueous zirconia sol with salts of (b) stabilizing element(s), which is selected from the group consisting of y, la, ce, pr, nd, sm, gd, dy, ca and mg, and (c) iron group element(s), drying and calcining the mixture to obtain a catalyst precursor, and subsequent reduction of the precursor. ... Hitachi Zosen Corporation

06/15/17 / #20170165654

Catalyst for purifying combustion exhaust gas, and method for purifying combustion exhaust gas

The present invention provides a catalyst for purifying a combustion exhaust gas and a method for purifying a combustion exhaust gas, capable of efficiently removing a nitrogen oxide in an exhaust gas in a relatively low temperature range discharged from an internal combustion engine, such as a marine diesel engine, with a smaller amount of the reducing agent than the ordinary techniques. The catalyst for purifying a combustion exhaust gas is a catalyst used in a purification method of a combustion exhaust gas of removing a nitrogen oxide in a combustion exhaust gas by making the catalyst into contact with the combustion exhaust gas having an alcohol added thereto as a reducing agent, the catalyst containing a catalyst support containing zeolite, having supported thereon at least one metal selected from the group consisting of ag (silver), bi (bismuth), and pb (lead).. ... Hitachi Zosen Corporation

04/20/17 / #20170106356

Honeycomb structure and catalyst for cleaning exhaust gas using same, and method for producing catalyst for cleaning exhaust gas

The present invention addresses the problem and purpose of providing a honeycomb structure that has a sufficiently high strength and is excellent in endurance, and a catalyst for cleaning an exhaust gas using the same that is excellent in resistance to sulfur oxide (sox). The honeycomb structure of the present invention is one consists of a flat inorganic fiber sheet comprising an inorganic fiber sheet having supported thereon an inorganic binder and zeolite, and a corrugated inorganic fiber sheet comprising an inorganic fiber sheet having supported thereon the same inorganic binder and zeolite, which are alternately combined with each other, wherein it is characterized in that the zeolite has a particle diameter (i.e., a median particle diameter, d50) of from 0.5 to 10.0 μm.. ... Hitachi Zosen Corporation

03/30/17 / #20170087788

Screw press for compressing and dewatering a suspension

A screw press includes a press-chamber, wherein a screw shaft supporting thus the screw shaft surrounding by a screen-jacket and may rotate about a screw shaft axis, wherein the screen-jacket is fastened to a screen-jacket retaining device within the press-chamber and screen-jacket is formed by multi-part screen-cages having screen-cage inserts. Multi-part screen-cages are formed by two half-shells and, between at least one pivoting hinge arranging, on a bar, extending through press-chamber and arranging parallel to the pivot axis, as part of the screen-jacket retaining device and firmly connected to both half-shells. ... Hitachi Zosen Corporation

03/02/17 / #20170057679

Electron beam sterilization method for bottle cap and electron beam sterilization device

An electron beam sterilization method is provided to sterilize a bottle cap by dropping the bottle cap sequentially along a sterilization path in the vertical direction while the bottle cap is oriented such that the cap axis thereof passing through the center of an opening face is substantially horizontal, and applying an electron beam onto the bottle cap. First, in the sterilization path, an ambient gas is sucked through a suction hole formed along the vertical direction in a guide wall, thereby drawing the closed face of the bottle cap toward the guide wall, and an electron beam is applied onto the opening face. ... Hitachi Zosen Corporation

02/16/17 / #20170044731

Floating flap gate

To provide a floating flap gate that requires an auxiliary force of a counterweight or the like, and in which bending does not occur in a forward end portion of a door body, even in cases in which an installation site has a wide span. A floating flap gate 1 having a forward end portion 2c of a door body 2 that is configured to rotate around a base end portion serving as a fulcrum at a time of a rising water, so as to float upwards, and provided with an upper beam 2d attached to the forward end portion 2c of the door body 2 and a door body suspension member 3 contained within the upper beam 2d, and having two ends each being connected to one end of a wire rope 4. ... Hitachi Zosen Corporation

02/02/17 / #20170029309

Process for the anaerobic fermentation of biogenic waste materials and plant for carrying out this process

A process for the anaerobic fermentation of biogenic waste materials including the steps that a fermentation material containing the waste materials is mixed with liquid and the fermentation material suspension obtained in this manner is anaerobically fermented in a fermenter and the digest produced in the fermentation of the fermentation material suspension is dewatered of a dewatering device, wherein, with separation of press water, a press cake is obtained that has a dry matter proportion increased with respect to the digest; the press water is subjected to a solids separation, wherein a residual liquid having a dry matter proportion reduced with respect to the press water of at most 15% by weight is obtained and the residual liquid is used at least in part for the mixing according to the fermentation material step.. . ... Hitachi Zosen Corporation

01/05/17 / #20170001181

Catalyst for purifying combustion exhaust gas, and method for purifying combustion exhaust gas

To provide a catalyst for purifying a combustion exhaust gas and a method for purifying a combustion exhaust gas. The denitration catalyst used in a method for purifying a combustion exhaust gas of removing a nitrogen oxide in the exhaust gas by making the catalyst into contact with the combustion exhaust gas having an alcohol as a reducing agent added thereto, contains zeolite as a support having supported thereon a catalyst metal, in a powder x-ray diffraction (xrd) measurement of the denitration catalyst a ratio (relative peak intensity ratio) r=i/j of a height i of a diffraction peak at a diffraction angle (2θ) of from 7.8 to 10.0° and a height j of a diffraction peak at a diffraction angle (2θ) of from 28.0 to 31.0° being in a range of from 3.0 to 5.0.. ... Hitachi Zosen Corporation








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