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Novelis Inc patents


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

ARCHIVE: New 2018 2017 2016 2015 2014 2013 2012 2011 2010 2009 | Company Directory "N" | Novelis Inc-related inventors


Alloys for highly shaped aluminum products and methods of making the same

Described herein are novel aluminum containing alloys. The alloys are highly formable and can be used for producing highly shaped aluminum products, including bottles and cans.. ... Novelis Inc

High speed blow forming process to shape aluminum containers using 3xxx alloys with high recycle content

Provided herein is a high-speed blow forming process for shaping aluminum containers using 3xxx can body stock alloys with high recycled content, as well as articles made by that process. A process for shaping aluminum containers as described herein includes the sequential steps of blanking out a disk from a sheet of a 3xxx series aluminum alloy; forming a bottle preform by drawing redrawing, ironing and doming the disk, placing the preform into a mold cavity, applying an axial load to the preform; and injecting an inert gas into the interior of the preform with sufficient pressure until the preform expands to fill the mold cavity.. ... Novelis Inc

Flatness of a rolled strip

A method for improving the flatness of a rolled sheet or strip includes the application of differential cooling. A cooling agent can be selectively applied along the width of the strip. ... Novelis Inc

High strength 7xxx series aluminum alloys and methods of making the same

Described herein are 7xxx series aluminum alloys with unexpected properties and novel methods of producing such aluminum alloys. The aluminum alloys exhibit high strength and are highly formable. ... Novelis Inc

High strength 6xxx series aluminum alloys and methods of making the same

Described herein are 6xxx series aluminum alloys with unexpected properties and novel methods of producing such aluminum alloys. The aluminum alloys are highly formable and exhibit high strength. ... Novelis Inc

Systems and methods for making thick gauge aluminum alloy articles

Provided herein are systems and methods for producing thick gauge aluminum alloy articles such as plates, shates, slabs, sheet plates or the like. A method for producing thick gauge aluminum alloy articles can include continuously casting an aluminum alloy article and hot or warm rolling the aluminum alloy article. ... Novelis Inc

Metal casting and rolling line

A continuous casting and rolling line for casting, rolling, and otherwise preparing metal strip can produce distributable metal strip without requiring cold rolling or the use of a solution heat treatment line. A metal strip can be continuously cast from a continuous casting device and coiled into a metal coil, optionally after being subjected to post-casting quenching. ... Novelis Inc

Metal sheet with tailored properties

Moving metal strips can be heat treated with any number or combination of dimensionally variable tempers across widths, lengths, or thicknesses of a metal strip. To provide dimensionally variable heat treatment, an apparatus can include one or more heating units suitable to increase the temperature of a metal strip moving proximate the apparatus to a heat treatment temperature. ... Novelis Inc

Magnetic levitation heating of metal with controlled surface quality

A non-contact heating apparatus uses a series of rotating magnets to heat, levitate, and/or move metal articles therethrough. A first series of rotating magnets heats the metal article to a desired temperature. ... Novelis Inc

Rotating magnet heat induction

A rotating magnet heater for metal products, such as aluminum strip, can include permanent magnet rotors arranged above and below a moving metal strip to induce moving or time varying magnetic fields through the metal strip. The changing magnetic fields can create currents (e.g., eddy currents) within the metal strip, thus heating the metal strip. ... Novelis Inc

Compact continuous annealing solution heat treatment

A compact heat treatment line can include a short heating zone capable of rapidly bringing a metal strip to a suitable solutionizing temperature through the use of magnetic rotors, such as permanent magnet magnetic rotors. A fast and efficient soaking zone can be achieved as well, such as through the use of magnetic rotors to levitate the metal strip within a gas-filled chamber. ... Novelis Inc

Pre-ageing systems and methods using magnetic heating

Systems and methods of pre-ageing of a metal strip during metal processing include passing the metal strip adjacent a magnetic rotor of a reheater. The systems and methods also include heating the metal strip through the magnetic rotor by rotating the magnetic rotor. ... Novelis Inc

Rapid heating of sheet metal blanks for stamping

Systems and methods of hot forming a metal blank include receiving the metal blank at a heater and positioning the blank adjacent a magnetic rotor of the heater. The systems and methods also include heating the metal blank through the magnetic rotor by rotating the magnetic rotor. ... Novelis Inc

Systems and methods for non-contact tensioning of a metal strip

Systems and methods of non-contact tensioning of a metal strip during metal processing include passing the metal strip adjacent a magnetic rotor. The magnetic rotor is spaced apart from the metal strip by a first distance. ... Novelis Inc

03/29/18 / #20180085803

Systems and methods for threading a hot coil on a mill

Systems and methods of threading a metal substrate on a rolling mill include receiving a coil of the metal substrate. The method also includes uncoiling the metal substrate from the coil while the coil and guiding the metal substrate to a work stand of the rolling mill with a threading system.. ... Novelis Inc

03/01/18 / #20180056698

Aluminum-manganese-zinc alloy

Described herein are aluminum alloys, and methods of making the aluminum alloys, that are advantageous for use as lithographic printing plates. The aluminum alloys, and methods of making the aluminum alloys described herein provide lithographic printing plates without surface defects, but with the mechanical and physical properties currently demanded by the printing industry.. ... Novelis Inc

02/22/18 / #20180051387

Anodized aluminum with dark gray color

Provided herein are aluminum alloys and aluminum sheets including alloys that have a natural dark gray color when anodized. The alloys do not require any absorptive or electrolytic coloration process separate from the anodization process to achieve the dark gray coloration. ... Novelis Inc

02/22/18 / #20180050419

Components and systems for friction stir welding and related processes

Described herein are tools and systems for friction stir welding, including cooling and clamping systems. Also disclosed are process parameters for friction stir welding aluminum metals, in some cases thick gauge aluminum metals, to other metals. ... Novelis Inc

02/15/18 / #20180044755

Highly formable automotive aluminum sheet with reduced or no surface roping and a method of preparation

Disclosed are novel processes to increase productivity on a continuous anneal and solution heat treatment line for heat-treatable automotive aluminum sheet products with high t4 and after-paint bake strengths and reduced roping. As a non-limiting example, the processes described herein can be used in the automotive industry. ... Novelis Inc

01/04/18 / #20180003679

Photo-acoustic device and method for non-contact measurement of thin layers

A measuring device for non-mechanical-contact measurement of a layer, the measuring device including a light source operative to generate a pulse adapted to interact with the layer so as to generate a thermal wave in a gas medium present adjacent the layer. The thermal wave causes an acoustic signal to be generated. ... Novelis Inc

12/28/17 / #20170369978

Anodized-quality aluminum alloys and related products and methods

Disclosed are alloys for anodized-quality aluminum sheets with improved surface quality, and methods for making these sheets. The alloys are designed to minimize the formation of cathodic intermetallic particles that result in surface streaks of anodized sheet products formed from the alloys. ... Novelis Inc

12/28/17 / #20170368596

Clad sheets for heat exchangers

This application discloses a material comprising an aluminum metal alloy cladding fusion-cast to a metal alloy core. Also disclosed is a material comprising a metal core comprising a high content of scrap metal and having two sides, a first aluminum metal cladding fusion cast to the first side of the core layer, and a second aluminum metal cladding fusion cast to the second side of the core layer. ... Novelis Inc

12/07/17 / #20170349989

Multipurpose heat treatable aluminum alloys and related processes and uses

This application discloses an aluminum alloy, processes for preparing the aluminum alloy, processes for fabricating metal parts, such as automotive panels, comprising the aluminum alloy, and the automotive parts fabricated from the aluminum alloy.. . ... Novelis Inc

12/07/17 / #20170348744

Rolled surfaces having a dulled gloss finish

This application discloses cold rolled surfaces having a dulled gloss finish. The finish has a fairly uniform glossiness with a slightly matted appearance and with minimal directionality. ... Novelis Inc

11/30/17 / #20170342536

High strength and corrosion resistant alloy for use in hvac&r systems

Provided herein are new aluminum alloy materials which are useful in replacing copper in a heat exchanger. The aluminum alloy materials are also useful in manufacturing components of heating, ventilating, air-conditioning, and refrigeration (hvac&r) systems for indoor and outdoor units. ... Novelis Inc

11/16/17 / #20170326862

Laminated can end stock with elevated temperature annealing

Improved aluminum can end stock (ces) is disclosed. The ces includes a laminated, amorphous polymer coating exhibiting low feathering, low blushing, and high performance in an acetic acid test. ... Novelis Inc

09/28/17 / #20170274446

Liquid metal jet optimization in direct chill casting

A liquid metal jet supplying molten metal during a direct chill casting operation can be optimized to erode the slurry region of the molten sump, but not the solidified metal, at a rate equal to the casting speed. A model of the erosion of solidifying grains in the slurry region of the molten sump can be non-dimensionalized to be used to generate casting parameters (e.g., optimally sized nozzle openings and optimal molten metal flow rates) that would provide the optimized liquid metal jet during the casting process. ... Novelis Inc

09/14/17 / #20170259313

Method and apparatus for controlling metal strip profile during rolling with direct measurement of process parameters

A rolling mill control system and method includes use of sensors located between rolling mill stands to directly measure metal sheet or plate flatness, thickness profile, position, and the camber of the rolls in the mill. A feedback loop control system adjusts or adapts rolling mill control mechanisms to control the rolling process.. ... Novelis Inc

08/17/17 / #20170232547

Method for improving quality of aluminum resistance spot welding

Welding techniques, including, for example, resistance spot welding, can be used to join or weld two or more metal sheets together. A clamping force and an electric current can be applied to two or more sheets to create localized melting that combines the material of the two sheets. ... Novelis Inc

06/22/17 / #20170175240

High-strength 6xxx aluminum alloys and methods of making the same

Disclosed are high-strength aluminum alloys and methods of making and processing such alloys. More particularly, disclosed is a 6xxx series aluminum alloy exhibiting improved mechanical strength, formability, corrosion resistance, and anodized qualities. ... Novelis Inc

06/22/17 / #20170175239

High strength 6xxx aluminum alloys and methods of making the same

Provided are new high strength 6xxx aluminum alloys and methods of making aluminum sheets thereof. These aluminum sheets may be used to fabricate components which may replace steel in a variety of applications including the transportation industry. ... Novelis Inc

06/22/17 / #20170175233

Aluminum microstructure for highly shaped products and associated methods

Aluminum and aluminum alloy microstructures that are adapted for improved performance during shaping and forming production processes. Lower relative ratios of alpha fibers, particularly low-end alpha fibers, to beta fibers promotes improved formability of aluminum sheet or blanks without negatively impacting material strength. ... Novelis Inc

06/15/17 / #20170166345

Inverted curling method for metal beverage containers and beverage containers with inverted curls

Bottles with inwardly curled upper portions at the bottle opening and methods and tooling for producing such bottles. The inwardly curled upper portions impart compressive stresses into the bottle material and can reduce a likelihood of material splitting because the upper portion may not be stretched to a larger outer diameter as with outwardly curled upper portions. ... Novelis Inc

06/15/17 / #20170165728

Textured work roll for a metal substrate

A textured work roll can impart a desired texture on a metal substrate, such as an aluminum or aluminum alloy sheet. The textured work roll can be used for applying a gloss finish on the metal substrate. ... Novelis Inc

05/04/17 / #20170121802

High strength 7xxx aluminum alloys and methods of making the same

Described herein are novel 7xxx series aluminum alloys. The alloys exhibit high strength. ... Novelis Inc

04/20/17 / #20170106919

High-forming multi-layer aluminum alloy package

Provided herein are novel, high-forming multi-layer aluminum alloy packages that include a core layer and one or more cladding layers. The alloy packages have excellent bake-hardening properties and are highly recyclable. ... Novelis Inc

04/20/17 / #20170106418

Engineered work roll texturing

Metal work rolls texturized with engineered textures can impart desired impression patterns on metal strips. Engineered textures can be controlled with particularity to achieve desired surface characteristics (e.g., lubricant trapping, coefficient of friction, or surface reflectivity) on work rolls and metal strips, and to allow for impression patterns to be imparted on metal strips during high percentages of reduction of thickness (e.g., greater than about 5% or greater than about 15%, such as around 30%-55%). ... Novelis Inc

04/13/17 / #20170101706

Process for warm forming an age hardenable aluminum alloy in t4 temper

Described are processes for shaping age hardenable aluminum alloys, such as 2xxx, 6xxx and 7xxx aluminum alloys in t4 temper, or articles made of such alloys, including aluminum alloy sheets. The processes involve heating the sheet or article before and/or concurrently with a forming step. ... Novelis Inc

04/13/17 / #20170101705

Optimization of aluminum hot working

A method of hot forming an aluminum alloy component may include heating the aluminum alloy component in a heating furnace to a solutionizing temperature, cooling the aluminum alloy component to a desired forming temperature, deforming the aluminum alloy component into a desired shape in a forming device while the aluminum alloy component is at the desired forming temperature, maintaining a constant temperature during the deformation of the aluminum alloy component, and quenching the aluminum alloy component to a low temperature below a solvus temperature.. . ... Novelis Inc

04/13/17 / #20170101704

Process for warm forming a hardened aluminum alloy

Described are processes for shaping a hardened heat treatable, age-hardenable aluminum alloys, such as hardened 2xxx, 6xxx and 7xxx aluminum alloys, or articles made from such alloys, including aluminum alloy sheets. The processes involve heating the article, which may be in a form of a sheet or a blank, before and/or concurrently with a forming step. ... Novelis Inc

03/23/17 / #20170080467

Pre-heating and thermal control of work rolls in metal rolling processes and control systems thereof

Systems and methods for using full-width hot sprays to pre-heat rolling mills prior to processing of metal sheet or plate are described herein. The hot sprays may be individually controlled. ... Novelis Inc

02/23/17 / #20170051914

High organic concurrent decoating kiln

A high organic concurrent decoating kiln includes a low-oxygen zone and a high-oxygen zone. The disclosed kiln allows a gas low in free oxygen to be used in the initial stages of decoating, while a gas higher in free oxygen can be used in the final stages. ... Novelis Inc

01/26/17 / #20170022592

Aa6xxx aluminum alloy sheet with high anodized quality and method for making same

Provided herein are anodized quality aa6xxx series aluminum alloy sheets and methods for making anodized quality aa6xxx series aluminum alloy sheets. Also described herein are products prepared from the anodized quality aa6xxx series aluminum alloy sheets. ... Novelis Inc

01/12/17 / #20170009913

Edge protection bushing with integrated clamp

An edge protection bushing 106 with integrated clamp 208 is disclosed. The bushing 106 includes a tail end 202 for attachment to a heat protection tube and a head end 206 for accepting a cable protection hose. ... Novelis Inc

01/12/17 / #20170008656

Process to manufacture large format aluminum bottles

A high speed manufacturing process for large format aluminum bottles (up to 750 ml) based on the dwi process that uses 3xxx can body stock with high recycled content. The process can include forming a bottle preform by redrawing, drawing and ironing, and doming a cup. ... Novelis Inc








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