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Class Information
Number: 420/112
Name: Alloys or metallic compositions > Ferrous (i.e., iron base) > Chromium containing, but less than 9 percent > Nickel containing
Description: Alloy or metallic composition which additionally contains nickel.










Sub-classes under this class:

Class Number Class Name Patents
420/113 Tungsten containing 21


Patents under this class:
1 2

Patent Number Title Of Patent Date Issued
8709336 Method for making an abrasion-resistant steel plate and plate obtained Apr. 29, 2014
8685179 Fe-based amorphous alloy, powder core using the same, and coil encapsulated powder core Apr. 1, 2014
8663550 Hot work tool steel with outstanding toughness and thermal conductivity Mar. 4, 2014
8592050 Piston ring Nov. 26, 2013
8551397 Process for manufacturing steel blanks Oct. 8, 2013
8475605 Surface layer-hardened steel part and method of manufacturing the same Jul. 2, 2013
8394209 High-strength steel sheet excellent in resistance to stress-relief annealing and in low-temperature joint toughness Mar. 12, 2013
8394319 Martensitic-steel casting material and process for producing martensitic cast steel product Mar. 12, 2013
8216400 High-strength steel plate and producing method therefor Jul. 10, 2012
8043407 Welding solid wire Oct. 25, 2011
8002909 Medical devices Aug. 23, 2011
7910512 Production process of electrode catalyst for fuel cell Mar. 22, 2011
7597841 Weld metal excellent in toughness and SR cracking resistance Oct. 6, 2009
7575712 Ferromagnetic alloy for induction cooking Aug. 18, 2009
7494618 Alloy tool steel Feb. 24, 2009
7170073 Stainless steel product containing B and method for production thereof Jan. 30, 2007
7067019 Alloy steel and article made therefrom Jun. 27, 2006
6824625 Magnetostriction control alloy sheet, a part of a braun tube, and a manufacturing method for a magnetostriction control alloy sheet Nov. 30, 2004
6737018 Corrosion-resistant chromium steel for architectural and civil engineering structural elements May. 18, 2004
6702981 Low-carbon, low-chromium carburizing high speed steels Mar. 9, 2004
6667005 Corrosion resistant steel Dec. 23, 2003
6652991 Ductile NiAl intermetallic compositions Nov. 25, 2003
6582652 Stainless steel alloy having lowered nickel-chromium toxicity and improved biocompatibility Jun. 24, 2003
6464935 Steel for shaft Oct. 15, 2002
6413329 High strength steel for dies with excellent machinability Jul. 2, 2002
6372057 Steel alloy railway wheels Apr. 16, 2002
6315946 Ultra low carbon bainitic weathering steel Nov. 13, 2001
6245290 High-tensile-strength steel and method of manufacturing the same Jun. 12, 2001
6203631 Pipeline distribution network systems for transportation of liquefied natural gas Mar. 20, 2001
6187117 Method of making an as-rolled multi-purpose weathering steel plate and product therefrom Feb. 13, 2001
6149862 Iron-silicon alloy and alloy product, exhibiting improved resistance to hydrogen embrittlement and method of making the same Nov. 21, 2000
6047747 System for vehicular, land-based distribution of liquefied natural gas Apr. 11, 2000
5820819 Steel for chimney or gas duct, excellent in pitting resistance and rust adhesion Oct. 13, 1998
5656104 Metal mold for glass forming Aug. 12, 1997
5643532 Corrosion-resistant spring steel Jul. 1, 1997
5575973 High strength high toughness spring steel, and manufacturing process therefor Nov. 19, 1996
5508002 Spring steel of high strength and high corrosion resistance Apr. 16, 1996
5403545 Bearing steel Apr. 4, 1995
5338376 Iron-nickel based high permeability amorphous alloy Aug. 16, 1994
5304259 Chromium containing high strength steel sheet excellent in corrosion resistance and workability Apr. 19, 1994
5252148 Soft magnetic alloy, method for making, magnetic core, magnetic shield and compressed powder core using the same Oct. 12, 1993
5182079 Metallic composition and processes for use of the same Jan. 26, 1993
5158624 Soft-magnetic nickel-iron-chromium alloy Oct. 27, 1992
5135588 Soft-magnetic nickel-iron-chromium alloy for magnetic cores Aug. 4, 1992
5055253 Metallic composition Oct. 8, 1991
5032356 High fatigue strength metal band saw backing material Jul. 16, 1991
5009843 Spring steel having good durability and sag-resistance Apr. 23, 1991
4933027 Iron-based shape-memory alloy excellent in shape-memory property, corrosion resistance and high-temperature oxidation resistance Jun. 12, 1990
4929289 Iron-based shape-memory alloy excellent in shape-memory property and corrosion resistance May. 29, 1990
4919885 Corrosion resistant steel structural member Apr. 24, 1990

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