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Class Information
Number: 420/92
Name: Alloys or metallic compositions > Ferrous (i.e., iron base) > Copper containing > Nickel containing
Description: Alloy or metallic composition which additionally contains nickel.










Patents under this class:
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Patent Number Title Of Patent Date Issued
8657969 High-strength galvanized steel sheet with excellent formability and method for manufacturing the same Feb. 25, 2014
8529829 High-strength hot-rolled steel sheet with excellent combined formability Sep. 10, 2013
8500924 High-strength steel plate and producing method therefor Aug. 6, 2013
8497027 Utilization of amorphous steel sheets in honeycomb structures Jul. 30, 2013
8361248 Steel superior in CTOD properties of weld heat-affected zone and method of production of same Jan. 29, 2013
8337642 Spring steel with improved hardenability and pitting resistance Dec. 25, 2012
8216400 High-strength steel plate and producing method therefor Jul. 10, 2012
8197614 Spring steel with improved hardenability and pitting resistance Jun. 12, 2012
8142574 Steel product for welding Mar. 27, 2012
8052809 Iron-based brazing foil and method for brazing Nov. 8, 2011
7922838 Crude oil tank fabricated from steel plate Apr. 12, 2011
7922968 Corrosion resistance improved steel sheet for automotive muffler and method of producing the steel sheet Apr. 12, 2011
7914629 High strength thick steel plate superior in crack arrestability Mar. 29, 2011
7910512 Production process of electrode catalyst for fuel cell Mar. 22, 2011
7875130 Crude oil tank comprising a corrosion resistant steel alloy Jan. 25, 2011
7850794 Spring steel with improved hardenability and pitting resistance Dec. 14, 2010
7731896 Low alloy steel and weld joint thereof excellent in corrosion resistance to hydrochloric acid and sulfuric acid Jun. 8, 2010
7540927 Soft magnetic steels excellent in cold forgeability, machinability and magnetic properties, and soft magnetic steel parts excellent in magnetic properties Jun. 2, 2009
7431812 Surface oxidised nickel-iron metal anodes for aluminium production Oct. 7, 2008
6824672 Use of austenitic stainless steels in applications requiring anti-coking properties Nov. 30, 2004
6558483 Cu precipitation strengthened steel May. 6, 2003
6436340 Weatherable steel material Aug. 20, 2002
6322747 High-strength spring steel Nov. 27, 2001
6212891 Process components, containers, and pipes suitable for containing and transporting cryogenic temperature fluids Apr. 10, 2001
6203631 Pipeline distribution network systems for transportation of liquefied natural gas Mar. 20, 2001
6162389 High-strength and high-toughness non heat-treated steel having excellent machinability Dec. 19, 2000
6047747 System for vehicular, land-based distribution of liquefied natural gas Apr. 11, 2000
6030693 Method for producing multi-layer circuit board and resulting article of manufacture Feb. 29, 2000
5951944 Lowly decarburizable spring steel Sep. 14, 1999
5873957 Hot-rolled sheet steel for deep drawing Feb. 23, 1999
5853659 Steel, steel sheet having excellent workability and method of producing the same by electric furnace-vacuum degassing process Dec. 29, 1998
5827376 Molds for plastic prototyping and isothermal forging of aluminum, steel therefor, and method of manufacturing thereof Oct. 27, 1998
5785924 Steel useful for the manufacture of molds for the injection molding of plastic Jul. 28, 1998
5591392 Steel plate having good corrosion resistance to condensed water Jan. 7, 1997
5411198 Clean steel tubing May. 2, 1995
5352304 High strength low alloy steel Oct. 4, 1994
5310432 Toothed wheel for use in automobiles and its manufacturing method May. 10, 1994
5183633 Steel having improved weldability and method thereof Feb. 2, 1993
5178689 Fe-based soft magnetic alloy, method of treating same and dust core made therefrom Jan. 12, 1993
5173254 Steel having excellent vibration-dampening properties and weldability Dec. 22, 1992
5045279 Corrosion-resistant carbon steel with good drawability characteristics Sep. 3, 1991
5013524 Martensite-hardenable steel May. 7, 1991
4946519 Semi-processed non-oriented electromagnetic steel strip having low core loss and high magnetic permeability, and method of making Aug. 7, 1990
4909843 Highly wear-resistant iron-nickel-copper-molybdenum sintered alloy with addition of phosphorous Mar. 20, 1990
4822693 Copper-iron-nickel composite material for electrical and electronic applications Apr. 18, 1989
4804409 Alloy steel powder for powder metallurgy Feb. 14, 1989
4662939 Process and composition for improved corrosion resistance May. 5, 1987
4623408 Nitrogen-containing amorphous alloy Nov. 18, 1986
4604642 Fe-Ni-Cu leadframe Aug. 5, 1986
4561893 Alloy steel powder for high strength sintered parts Dec. 31, 1985

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