Patents Assigned to The International Nickel Co., Inc.
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Patent number: 4401622Abstract: A nickel-chromium-iron alloy intended principally for automotive turbocharger applications, the alloy being characterized by good stress - rupture strength, ductility, tensile strength, etc. and containing, generally speaking, 10-15% Cr, 18-30% Fe, 3-4.25% Ti, 2.25-3.5% Al, Ti+Al from 6 to 7.25%, ratio of Ti to Al of at least 0.9 and up to 1.6, 4-6% Mo, 0.01-0.2% B, 0.03-0.3% C, balance essentially nickel.Type: GrantFiled: April 20, 1981Date of Patent: August 30, 1983Assignees: The International Nickel Co., Inc., Howmet CorporationInventors: Raymond C. Benn, John R. Mihalisin, Leroy R. Curwick, Howard F. Merrick
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Patent number: 4331741Abstract: A hard surfacing alloy composition formed from an alloy containing correlated percentages of chromium, molybdenum, tungsten, manganese, columbium, titanium, carbon, silicon and iron, the balance being nickel. The alloy exhibits a good combination of hot hardness at elevated temperature and weldability.Type: GrantFiled: May 21, 1979Date of Patent: May 25, 1982Assignee: The International Nickel Co., Inc.Inventor: Richard K. Wilson
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Patent number: 4328286Abstract: The invention provides a method of electrodepositing palladium on a substrate e.g. an electrical switch contact, to give a coating having low transverse porosity and good slip wear resistance. The method involves electrodepositing a first layer from an alkaline bath containing a cationic palladium ammine complex and then electrodepositing on the first layer a second layer from an acid bath containing an anionic palladium nitrite complex.Type: GrantFiled: April 4, 1980Date of Patent: May 4, 1982Assignee: The International Nickel Co., Inc.Inventor: Jeffrey N. Crosby
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Patent number: 4328076Abstract: An electrode and sludge collector support device is provided which permits the immersing of electrode and sludge collector into an electrolytic plating bath and which permits the removal of spent electrodes and subsequent replacement of electrodes without the removal of the sludge collector from the bath.Type: GrantFiled: September 2, 1980Date of Patent: May 4, 1982Assignee: The International Nickel Co., Inc.Inventors: Gordon L. Fisher, Joseph V. Makely
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Patent number: 4297136Abstract: An improved process for hot working of dispersion-strengthened mechanically alloyed aluminum is provided based on a disclosed unconventional response of such material to thermomechanical processing. The process permits optimization of strength and workability and the production of aluminum alloys of very high strength.Type: GrantFiled: October 16, 1978Date of Patent: October 27, 1981Assignee: The International Nickel Co., Inc.Inventors: Joseph R. Pickens, Robert D. Schelleng, Stephen J. Donachie, Thomas J. Nichol
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Patent number: 4297421Abstract: A composite electrode having a structural electrode member with at least a portion of one surface of the electrode member constructed from a continuous matrix of an anodically passivatable metal infiltrated by a metal capable of forming an electroconductive oxide and having the infiltrating metal at the electrode surface oxidized such that an electric current path is provided through the oxidized surface of the matrix metal. In one embodiment the matrix metal is an electrochemical valve metal, e.g., titanium and the infiltrating metal is lead.Applications for the composite electrode include battery grids and electrochemical processing electrodes.Type: GrantFiled: November 10, 1977Date of Patent: October 27, 1981Assignee: The International Nickel Co., Inc.Inventors: Pierre P. Turillon, Michael N. Hull, George F. Nordblom
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Patent number: 4292377Abstract: A novel laminated composite material of gold-colored appearance especially suited for, but not limited to, coinage applications has a ferromagnetic core located between sheathing layers of a Cu-Al or Cu-Ni-Al alloy and separated therefrom by layers of copper. Alternative methods involving hot and/or cold rolling techniques are provided for the production of the novel laminates.Type: GrantFiled: January 25, 1980Date of Patent: September 29, 1981Assignee: The International Nickel Co., Inc.Inventors: Walter A. Petersen, Jonathan A. Travis, Frank A. Badia
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Patent number: 4292079Abstract: An improved dispersion strengthened aluminum-base alloy and an improved method for producing the alloy are provided. A preferred alloy comprises, by weight, about 3 to 5% Mg, about 0.2-2.5% C, and about 0.3 to 4% O and the balance essentially aluminum.Type: GrantFiled: October 4, 1979Date of Patent: September 29, 1981Assignee: The International Nickel Co., Inc.Inventors: Joseph R. Pickens, Robert D. Schelleng, Stephen J. Donachie, Thomas J. Nichol
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Patent number: 4280988Abstract: A slurry, such as might be obtained from acid leaching nickeliferous ores having a high iron content, is treated to separate dissolved nickel or cobalt from iron oxide solids. The treatment involves a controlled precipitation of the non-ferrous metal with the aid of calcium sulfide or barium sulfide followed by flotation to recover a high grade concentrate of the non-ferrous metal.Type: GrantFiled: April 4, 1980Date of Patent: July 28, 1981Assignee: The International Nickel Co., Inc.Inventors: Kohur N. Subramanian, Gerald V. Glaum, Einar Walli
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Patent number: 4272463Abstract: The invention is directed to a process for producing metal powder through atomizing in which a molten metal stream is subjected to the influence of a plurality but correlated sets of atomization jets by virtue of which a disintegrating medium exits from the jets at a velocity of at least Mach No. 1, the medium from one set of jets being angled to strike the falling molten body at a point below and at an angle less than the medium dispensed from the other set of jets, whereby less flake and filigree are formed, a higher powder yield obtains, lower medium pressure can be used, etc.Type: GrantFiled: October 27, 1976Date of Patent: June 9, 1981Assignee: The International Nickel Co., Inc.Inventors: Ian S. R. Clark, John K. Pargeter
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Patent number: 4272493Abstract: Anode slimes from an electrorefining operation are fed, together with sulfuric acid, into a heated pelletizer wherein a sulfation reaction occurs, simultaneously with pellet formation, to solubilize copper, nickel and tellurium contained in the slimes.Type: GrantFiled: May 5, 1980Date of Patent: June 9, 1981Assignee: The International Nickel Co., Inc.Inventors: Kohur N. Subramanian, Rotrou A. Hall, Gerald V. Glaum
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Patent number: 4259418Abstract: A photoelectrochemical system comprising an n-type photoelectrode, means associated with said photoelectrode for storing charges produced at the interface of the photoelectrode and an electrolyte and a hydrogen storage electrode in contact with a hydrogen-containing electrolyte.Type: GrantFiled: November 9, 1979Date of Patent: March 31, 1981Assignee: The International Nickel Co., Inc.Inventors: William D. K. Clark, Michael N. Hull, John T. Arms
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Patent number: 4249940Abstract: Discloses a hydridable compound of the general formula MNi.sub.x-y Fe.sub.y, where M is mischmetal, x is a number between 4.5 and 5.5 and y is a number between about 0.1 and 1.3.Type: GrantFiled: January 8, 1979Date of Patent: February 10, 1981Assignee: The International Nickel Co., Inc.Inventors: Gary D. Sandrock, Stephan L. Keresztes
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Patent number: 4250210Abstract: A process for chemical vapor deposition of ruthenium on heat resistant substrates employing ruthenium 1, 3 dione compounds as volatile sources and causing the volatile material to impact on a heated receiving substrate in random fashion in a quiescent, low-pressure atmosphere.Type: GrantFiled: December 27, 1977Date of Patent: February 10, 1981Assignee: The International Nickel Co., Inc.Inventors: Jeffrey N. Crosby, Robert S. Hanley
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Patent number: 4240887Abstract: Discloses a process of water electrolysis of concentrated alkaline aqueous solutions at temperatures above 60.degree. C. and at anode current densities of at least about 125 mA/cm.sup.2 in which the anode comprises an iron-nickel alloy containing 30% to about 45% nickel.Type: GrantFiled: March 19, 1979Date of Patent: December 23, 1980Assignee: The International Nickel Co., Inc.Inventor: Dale E. Hall
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Patent number: 4235696Abstract: A polymeric electroforming mandrel having a metal base, eg. a layer of expanded sheet steel, and a polymeric layer surrounding such base, the layer having inserts of electroconductive polymer interspersed in a continuous area of non-conductive polymer and the layer comprising welded or otherwise hermetically joined units lying in the same plane.Type: GrantFiled: July 23, 1979Date of Patent: November 25, 1980Assignee: The International Nickel Co., Inc.Inventors: Philip Bernstein, William C. Probst, James P. Coffey, Charles J. Knipple
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Patent number: 4229270Abstract: A process for treating anode slimes containing silver in which the silver is converted to a form soluble in dilute nitric acid, and in which after dissolution in dilute nitric acid, the silver is electrowon from solution. The process can be carried out by a route which is entirely hydrometallurgical. In addition to recovery silver, other values such as Se, Te, Ni and precious metals can be recovered.Type: GrantFiled: April 2, 1979Date of Patent: October 21, 1980Assignee: The International Nickel Co., Inc.Inventors: Kohur N. Subramanian, Malcolm C. E. Bell, John A. Thomas, Norman C. Nissen
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Patent number: 4224085Abstract: A process of producing copper-cored titanium wire of less than 16 gauge comprising cold drawing, in a multiplicity of passes, a titanium tube filled with copper powder.Type: GrantFiled: July 21, 1978Date of Patent: September 23, 1980Assignee: The International Nickel Co., Inc.Inventors: Thomas A. Brendel, Pierre P. Turillon
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Patent number: 4207098Abstract: Nickel-base superalloys suitable for the production of cast parts for use at elevated temperatures in corrosive atmospheres contain in weight percent about 14% to 22% chromium, 5% to 25% cobalt, 1% to 5% tungsten, 0.5% to 3% tantalum, 2% to 5% titanium, 1% to 4.5% aluminum, the sum of the titanium plus aluminium being 4.5 to 9% up to 2% niobium, 0.31% to 1.2% boron, up to 3.5% molybdenum, up to 0.5% zirconium, up to 0.2% in total of yttrium or lanthanum or both, up to 0.1% carbon, the balance apart from impurities being nickel. Advantageously the alloys are controlled such that%Ti+%Al+%Nb+0.5(%Ta)+0.2(%Cr)=11.2 to 12.4.Type: GrantFiled: January 9, 1978Date of Patent: June 10, 1980Assignee: The International Nickel Co., Inc.Inventor: Stuart W. Shaw
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Patent number: 4201648Abstract: A nickel matte in which the atomic ratio of S:(Ni+Co+Cu) is less than 0.7 is fragmented and slurried with water or an aqueous nickel sulfate solution to ensure that the S:(Ni+Co+Cu) ratio for the slurry as a whole exceeds 0.4, the slurry is heated under pressure in the presence of oxygen to form a basic nickel sulfate and the reacted slurry is treated with lime to convert the basic nickel sulfate to nickel hydroxide. The nickel hydroxide is then separated from gypsum by physical separation and thereafter dissolved in spent sulfate electrolyte to generate fresh electrolyte from which nickel can be electrowon.Type: GrantFiled: April 2, 1979Date of Patent: May 6, 1980Assignee: The International Nickel Co., Inc.Inventors: Kojur N. Subramanian, Norman C. Nissen, John A. Thomas