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Class Information
Number: 420/95
Name: Alloys or metallic compositions > Ferrous (i.e., iron base) > Over 10 percent nickel containing > Cobalt containing
Description: Alloy or metallic composition which additionally contains cobalt.










Patents under this class:
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Patent Number Title Of Patent Date Issued
8685180 Iron-based alloy powder Apr. 1, 2014
8679267 Ductile metallic glasses in ribbon form Mar. 25, 2014
8497027 Utilization of amorphous steel sheets in honeycomb structures Jul. 30, 2013
8083990 Iron-based alloy having shape memory properties and superelasticity and its production method Dec. 27, 2011
7744702 Soft magnetic alloy powder, compact, and inductance element Jun. 29, 2010
7632053 Method for the production of a screw, and screw produced according to said method Dec. 15, 2009
7578893 Electrical contact material comprising a cobalt-nickel-iron alloy Aug. 25, 2009
7195680 Soft magnetic alloy for clock-making Mar. 27, 2007
6846368 Casting steel having high strength and low thermal expansion Jan. 25, 2005
6824625 Magnetostriction control alloy sheet, a part of a braun tube, and a manufacturing method for a magnetostriction control alloy sheet Nov. 30, 2004
6776855 Maraging steel excellent in fatigue characteristics and method for producing the same Aug. 17, 2004
6767414 Maraging steel having high fatigue strength and maraging steel strip made of same Jul. 27, 2004
6592810 FE-NI ALLOY HAVING HIGH STRENGTH AND LOW THERMAL EXPANSION, A SHADOW MASK MADE OF THE ALLOY, A BRAUN TUBE WITH THE SHADOW MASK, A LEAD FRAME MADE OF THE ALLOY AND A SEMICONDUCTOR ELEMENT WITH Jul. 15, 2003
6561258 Mold steel May. 13, 2003
6547893 Fe-Ni based material for shadow mask Apr. 15, 2003
6528012 Welded structure made of low thermal expansion coefficient alloy and welding material therefore Mar. 4, 2003
6355212 Alloy for corrosion-resistant coatings or surface coatings Mar. 12, 2002
6344095 Low-thermal expansion cast steel with excellent machinability Feb. 5, 2002
6221183 High-strength and low-thermal-expansion alloy, wire of the alloy and method of manufacturing the alloy wire Apr. 24, 2001
5866066 Age hardenable alloy with a unique combination of very high strength and good toughness Feb. 2, 1999
5858125 Magnetoresistive materials Jan. 12, 1999
5841348 Amorphous magnetostrictive alloy and an electronic article surveillance system employing same Nov. 24, 1998
5792286 High-strength thin plate of iron-nickel-cobalt alloy excellent in corrosion resisitance, repeated bending behavior and etchability, and production thereof Aug. 11, 1998
5783145 Iron-nickel alloy and cold-rolled strip with a cubic texture Jul. 21, 1998
5688471 High strength low thermal expansion alloy Nov. 18, 1997
5620535 Alloy sheet for shadow mask Apr. 15, 1997
5605582 Alloy sheet having high etching performance Feb. 25, 1997
5482531 Titanium-free, nickel-containing maraging steel die block article and method of manufacture Jan. 9, 1996
5453138 Alloy sheet Sep. 26, 1995
5393488 High strength, high fatigue structural steel Feb. 28, 1995
5304346 Welding material for low coefficient of thermal expansion alloys Apr. 19, 1994
5283032 Controlled thermal expansion alloy and article made therefrom Feb. 1, 1994
5268044 High strength, high fracture toughness alloy Dec. 7, 1993
5264052 Fe-Ni alloy and method for producing the same Nov. 23, 1993
5246511 High-strength lead frame material and method of producing same Sep. 21, 1993
5236522 Fe-Ni-Co alloy for a shadow mask Aug. 17, 1993
5173253 Low expansion cast iron Dec. 22, 1992
5156922 Acicular magnetic iron based alloy particles for magnetic recording and method of producing the same Oct. 20, 1992
5147470 High strength lead frame material and method of producing the same Sep. 15, 1992
5087415 High strength, high fracture toughness structural alloy Feb. 11, 1992
5084111 Fe-Ni alloy and method for treating ingot the same Jan. 28, 1992
5049354 Low thermal expansion cast iron Sep. 17, 1991
5030299 Low expansion cast iron lapping tool Jul. 9, 1991
5028396 Apparatus formed of high silicon chromium/nickel in steel in the manufacture of sulpheric acid Jul. 2, 1991
5026435 High strength lead frame material and method of producing the same Jun. 25, 1991
4904447 Low thermal expansion casting alloy having excellent machinability Feb. 27, 1990
4853298 Thermally stable super invar and its named article Aug. 1, 1989
4842657 Amorphous alloys containing iron group elements and zirconium and particles made of said alloys Jun. 27, 1989
4832908 Low thermal expansion cast alloy May. 23, 1989
4832909 Low cobalt-containing maraging steel with improved toughness May. 23, 1989

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