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Class Information
Number: 148/335
Name: Metal treatment > Stock > Ferrous (i.e., iron base) > Chromium containing, but less than 9 percent > Molybdenum containing > Nickel containing
Description: Stock material which additionally contains nickel.

Patents under this class:
1 2 3 4 5 6 7

Patent Number Title Of Patent Date Issued
6383317 Process for the manufacture of a component for bearings and its products May. 7, 2002
6379611 High strength, low alloy, heat resistant steel Apr. 30, 2002
6372057 Steel alloy railway wheels Apr. 16, 2002
6364967 High-strength, high-toughness rolled shape steel and method of producing the same Apr. 2, 2002
6364968 High-strength hot-rolled steel sheet having excellent stretch flangeability, and method of producing the same Apr. 2, 2002
6361625 High-strength, damage-resistant rail having hardness distribution of excellent damage-resistance at its head top portion Mar. 26, 2002
6358336 Heat resistance Cr-Mo alloy steel Mar. 19, 2002
6344098 High strength steam turbine rotor and methods of fabricating the rotor without increased stress corrosion cracking Feb. 5, 2002
6338763 Steel wire for high-strength springs and method of producing the same Jan. 15, 2002
6322747 High-strength spring steel Nov. 27, 2001
6322642 Process and steel for the manufacture of a pressure vessel working in the presence hydrogen sulfide Nov. 27, 2001
6315946 Ultra low carbon bainitic weathering steel Nov. 13, 2001
6290905 Welding material Sep. 18, 2001
6291079 Method for manufacturing self-hardening steel wire, reinforcing wire and application to a flexible duct Sep. 18, 2001
6284065 Bearing steel Sep. 4, 2001
6284064 Carbon steel material and processing method for strengthening the same Sep. 4, 2001
6280538 Hot rolled high strength steel sheet with excellent formability Aug. 28, 2001
6277216 Heat-treated steels with optimized toughness and method thereof Aug. 21, 2001
6264760 Ultra-high strength, weldable steels with excellent ultra-low temperature toughness Jul. 24, 2001
6258634 Method for manufacturing a dual-direction over-voltage and over-current IC protection device and its cell structure Jul. 10, 2001
6258181 Structural steel excellent in wear resistance and fatigue resistance property and method of producing the same Jul. 10, 2001
6254697 Cast steel material for pressure vessels and method of making a pressure vessel by using same Jul. 3, 2001
6254698 Ultra-high strength ausaged steels with excellent cryogenic temperature toughness and method of making thereof Jul. 3, 2001
6254696 Bainitic type rail excellent in surface fatigue damage resistance and wear resistance Jul. 3, 2001
6248187 Corrosion resisting steel and corrosion resisting oil well pipe having high corrosion resistance to carbon dioxide gas Jun. 19, 2001
6245290 High-tensile-strength steel and method of manufacturing the same Jun. 12, 2001
6238493 Method of making a weathering grade plate and product thereform May. 29, 2001
6224824 Method of using alloy steel having superior corrosion resistance in corrosive environment containing molten salts containing alkali oxides May. 1, 2001
6146583 Alloy steel composition and chain products fabricated in such alloy steel Nov. 14, 2000
6086685 Profiled rolling stock and method for manufacturing the same Jul. 11, 2000
6074496 High-strength oil-tempered steel wire with excellent spring fabrication property and method for producing the same Jun. 13, 2000
6056833 Thermomechanically controlled processed high strength weathering steel with low yield/tensile ratio May. 2, 2000
6048491 Steel alloy, steel product and use thereof Apr. 11, 2000
5985053 Steel having improved toughness in welding heat-affected zone Nov. 16, 1999
5972130 High impact and thermal shock resistant die steel, dies, dies blocks and method of manufacture thereof Oct. 26, 1999
5928442 Medium/high carbon low alloy steel for warm/cold forming Jul. 27, 1999
5900075 Ultra high strength, secondary hardening steels with superior toughness and weldability May. 4, 1999
5896902 Debarking knife and method of manufacturing it Apr. 27, 1999
5888450 Fine grained ductile plastic injection molds forging tools and machine components and alloy steel therefor having a titanium nitride pinned austenitic grain structure Mar. 30, 1999
5876521 Ultra high strength, secondary hardening steels with superior toughness and weldability Mar. 2, 1999
5871852 Slide surface construction Feb. 16, 1999
5855845 Low alloy steel for the manufacture of molds for plastics Jan. 5, 1999
5846344 Spring steel of high strength and high corrosion resistance Dec. 8, 1998
5798004 Weldable high strength steel having excellent low temperature toughness Aug. 25, 1998
5785924 Steel useful for the manufacture of molds for the injection molding of plastic Jul. 28, 1998
5780165 Bearing steel bearing member having excellent thermal resistance and toughness Jul. 14, 1998
5772957 High strength steel composition having enhanced low temperature toughness Jun. 30, 1998
5759299 Rail having excellent resistance to rolling fatigue damage and rail having excellent toughness and wear resistance and method of manufacturing the same Jun. 2, 1998
5746843 Low Mn-low Cr ferritic heat resistant steel excellent in strength at elevated temperatures May. 5, 1998
5725690 Long-life induction-hardened bearing steel Mar. 10, 1998

1 2 3 4 5 6 7

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