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Class Information
Number: 428/682
Name: Stock material or miscellaneous articles > All metal or with adjacent metals > Composite; i.e., plural, adjacent, spatially distinct metal components (e.g., layers, joint, etc.) > Transition metal-base component > Group viii or ib metal-base component > Fe-base component > Next to fe-base component
Description: Subject matter in which both adjacent components are iron-base.










Sub-classes under this class:

Class Number Class Name Patents
428/683 Both containing 0.01-1.7% carbon (i.e., steel) 197


Patents under this class:
1 2 3 4

Patent Number Title Of Patent Date Issued
8632897 Multilayer hard magnet and data storage device read/write head incorporating the same Jan. 21, 2014
8426032 Composite articles made by process for joining stainless steel part and silicon carbide ceramic part Apr. 23, 2013
8389126 Surface treatment of amorphous coatings Mar. 5, 2013
8382918 Steel wire material for spring and its producing method Feb. 26, 2013
8283046 Ferrous sintered multilayer roll-formed bushing, producing method of the same and connecting device Oct. 9, 2012
8268453 Steel based composite material Sep. 18, 2012
8268454 Composite articles made by process for joining stainless steel part and zirconia ceramic part Sep. 18, 2012
8252429 Composite articles made by process for joining stainless steel part and zirconia ceramic part Aug. 28, 2012
8247081 Composite articles made by process for joining stainless steel part and titanium carbide ceramic part Aug. 21, 2012
8163401 Component having a coating system Apr. 24, 2012
8110292 High strength steel plate, steel pipe with excellent low temperature toughness, and method of production of same Feb. 7, 2012
8084144 High strength thick welded steel pipe for line pipe superior in low temperature toughness and method of production of the same Dec. 27, 2011
8039119 Textured substrate for epitaxial film formation and surface improving method of textured substrate for epitaxial film formation Oct. 18, 2011
8039118 Welded steel pipe for high strength line pipe superior in low temperature toughness and method of production of the same Oct. 18, 2011
8025982 High-strength hot dip galvannealed steel sheet having high powdering resistance and method for producing the same Sep. 27, 2011
7998238 Sintered sliding member and connecting device Aug. 16, 2011
7981521 Steel compositions, methods of forming the same, and articles formed therefrom Jul. 19, 2011
7935431 Cast parts with enhanced wear resistance May. 3, 2011
7879460 Welding wire and vehicle component manufactured using the same Feb. 1, 2011
7811674 Hot-dip galvanizing bath and galvanized iron article Oct. 12, 2010
7678471 Surface modification to improve fireside corrosion resistance of Fe-Cr ferritic steels Mar. 16, 2010
7514154 Resin-coated steel plate and press molded can using the same Apr. 7, 2009
7510739 Assembled hematin, method for forming same and method for polymerizing aromatic monomers using same Mar. 31, 2009
7479329 Polymerization of aromatic monomers using derivatives of hematin Jan. 20, 2009
7429302 Stainless steel sheet for welded structural components and method for making the same Sep. 30, 2008
7393597 Welded joint made of an austenitic steel Jul. 1, 2008
7358327 Assembled hematin, method for forming same and method for polymerizing aromatic monomers using same Apr. 15, 2008
7344751 Assembled hematin, method for forming same and method for polymerizing aromatic monomers using same Mar. 18, 2008
7326472 Golf club head Feb. 5, 2008
7314670 Welded component Jan. 1, 2008
7217905 Weld filler metal that reduces residual stress and distortion May. 15, 2007
7172794 Method for treating ferrous alloy parts in order to improve the rubbing properties thereof without causing hardness loss or deformation Feb. 6, 2007
7135240 Thermal spray compositions for abradable seals Nov. 14, 2006
7022420 Assembled hematin, method for forming same and method for polymerizing aromatic monomers using same Apr. 4, 2006
6966955 Steel plate having TiN+ZrN precipitates for welded structures, method for manufacturing same and welded structure made therefrom Nov. 22, 2005
6953627 Method for the production of thin-walled steel components and components produced therefrom Oct. 11, 2005
6931713 Methods of making low loss, high frequency composite magnetic material Aug. 23, 2005
6905783 Steel sheet for porcelain enameling and method for production thereof, and enameled product and method for production thereof Jun. 14, 2005
6899966 Composite surface on a stainless steel matrix May. 31, 2005
6881500 Chain Apr. 19, 2005
6861161 Composite tool Mar. 1, 2005
6850057 Barber pole structure for magnetoresistive sensors and method of forming same Feb. 1, 2005
6797406 Composite gradient alloy plate, manufacturing method thereof and color cathode ray tube having shadow mask using the composite gradient alloy plate Sep. 28, 2004
6783871 Direct bond of steel at low temperatures Aug. 31, 2004
6773829 Method for casting molten metal, apparatus for the same, and cast slab Aug. 10, 2004
6749952 Tin-plated steel sheet Jun. 15, 2004
6721201 Magnetoresistive film and memory using the same Apr. 13, 2004
6712912 Welding method, filler metal composition and article made therefrom Mar. 30, 2004
6710986 Tunneling magnetoresistive head and a process of tunneling magnetoresistive head Mar. 23, 2004
6689490 Display element for employment in a magnetic anti-theft security system Feb. 10, 2004

1 2 3 4










 
 
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