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Class Information
Number: 420/93
Name: Alloys or metallic compositions > Ferrous (i.e., iron base) > Copper containing > Vanadium, zirconium, titanium or molybdenum containing
Description: Alloy or metallic composition which additionally contains one or more vanadium, zirconium, titanium or molybdenum.










Patents under this class:

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
8449845 Zirconium crucible May. 28, 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
8293379 Quenchable steel sheet having high hot press workability and method of manufacturing the same Oct. 23, 2012
8197614 Spring steel with improved hardenability and pitting resistance Jun. 12, 2012
8052809 Iron-based brazing foil and method for brazing Nov. 8, 2011
7922838 Crude oil tank fabricated from steel plate Apr. 12, 2011
7910512 Production process of electrode catalyst for fuel cell Mar. 22, 2011
7850794 Spring steel with improved hardenability and pitting resistance Dec. 14, 2010
7588609 Friction material compositions and additives Sep. 15, 2009
6824672 Use of austenitic stainless steels in applications requiring anti-coking properties Nov. 30, 2004
6558483 Cu precipitation strengthened steel May. 6, 2003
6322747 High-strength spring steel Nov. 27, 2001
6287395 High-energy weldable soft magnetic steel and its use for parts of magnetic suspension railways Sep. 11, 2001
5853659 Steel, steel sheet having excellent workability and method of producing the same by electric furnace-vacuum degassing process Dec. 29, 1998
5851481 Rebar with vanadium alloy Dec. 22, 1998
5817275 Steel plate having excellent corrosion resistance and sulfide stress cracking resistance Oct. 6, 1998
5743972 Heavy-wall structural steel and method Apr. 28, 1998
5591392 Steel plate having good corrosion resistance to condensed water Jan. 7, 1997
5292383 Steel sheets for procelain enameling and method of producing the same Mar. 8, 1994
5198040 Very thin soft magnetic Fe-based alloy strip and magnetic core and electromagnetic apparatus made therefrom Mar. 30, 1993
5178689 Fe-based soft magnetic alloy, method of treating same and dust core made therefrom Jan. 12, 1993
5067991 Fe-based soft magnetic alloy Nov. 26, 1991
5045279 Corrosion-resistant carbon steel with good drawability characteristics Sep. 3, 1991
5013524 Martensite-hardenable steel May. 7, 1991
4842816 High toughness steel Jun. 27, 1989
4437891 Oil-atomized low-alloy steel powder Mar. 20, 1984
4210445 Niobium-containing weldable structural steel having good weldability Jul. 1, 1980
4146391 High-permeability magnetic material Mar. 27, 1979
3954421 Alloys for high creep applications May. 4, 1976











 
 
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