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Class Information
Number: 428/681
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
Description: Subject matter in which a component has 40 percent or more of iron.










Sub-classes under this class:

Class Number Class Name Patents
428/684 Containing 0.01-1.7% carbon (i.e., steel) 186
428/682 Next to fe-base component 175


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

Patent Number Title Of Patent Date Issued
6767652 Galvannealed steel sheet superior in workability Jul. 27, 2004
6753103 Double layered perpendicular magnetic recording media with nanocrystalline structured FEHFN soft magnetic back layer Jun. 22, 2004
6753093 Heat dissipating material and manufacturing method thereof Jun. 22, 2004
6749952 Tin-plated steel sheet Jun. 15, 2004
6749951 Coated article having a quasicrystalline-ductile metal layered coating with high wear resistance, and its preparation and use Jun. 15, 2004
6746785 Device for setting a defined electric potential on a ferrite core of an inductive component and/or for reducing damping of the inductive component by losses induced by its magnetic field Jun. 8, 2004
6730414 Chemically processed steel sheet excellent in corrosion resistance May. 4, 2004
6716537 Magnetoresistive element having multilayered film capable of effectively conducting a detecting current for detecting external magnetic field and method for making the same Apr. 6, 2004
6716540 Multilayer film formed body Apr. 6, 2004
6692869 Surface-treated steel sheet for battery case, method of production thereof, battery case formed by the steel sheet and battery using the case Feb. 17, 2004
6689485 Powerful reductant for decontamination of groundwater and surface streams Feb. 10, 2004
6673467 Metallic component with protective coating Jan. 6, 2004
6660405 High temperature abradable coating for turbine shrouds without bucket tipping Dec. 9, 2003
6652991 Ductile NiAl intermetallic compositions Nov. 25, 2003
6638596 Thin film magnetic head using soft magnetic film having soft magnetic characteristics of high resistivity, low coercive force, and high saturation magnetic flux density Oct. 28, 2003
6627301 Magnetic recording medium Sep. 30, 2003
6623869 Metal material having good resistance to metal dusting Sep. 23, 2003
6614084 Magnetic materials Sep. 2, 2003
6602829 Method for applying a lubricating layer on an object and object with an adhesive lubricating layer Aug. 5, 2003
6589667 Spherical porous iron powder and method for producing the same Jul. 8, 2003
6589677 Silicon based substrate with environmental/thermal barrier layer Jul. 8, 2003
6572983 Method for treating metallic surfaces Jun. 3, 2003
6555249 Surface treated steel sheet and method for production thereof Apr. 29, 2003
6544669 Cryogenic treatment of cookware and bakeware Apr. 8, 2003
6528181 Surface-treated steel sheet having lowered contact resistance and connecting terminal members made by using the same Mar. 4, 2003
6528012 Welded structure made of low thermal expansion coefficient alloy and welding material therefore Mar. 4, 2003
6517955 High strength galvanized steel plate excellent in adhesion of plated metal and formability in press working and high strength alloy galvanized steel plate and method for production thereof Feb. 11, 2003
6497966 Laminated armor Dec. 24, 2002
6492034 Heat shield Dec. 10, 2002
6489043 Iron aluminide fuel injector component Dec. 3, 2002
6475642 Oxidation-resistant coatings, and related articles and processes Nov. 5, 2002
6455172 Laminated ribbon and method and apparatus for producing same Sep. 24, 2002
6436556 Method for producing a strip-like metal composite by high temperature dip coating Aug. 20, 2002
6410161 Metal-ceramic joint assembly Jun. 25, 2002
6391479 Coating interlayer for improved compatibility between HR-120 and aluminum-containing oxidation resistant metallic coatings May. 21, 2002
6387541 Titanium article having a protective coating and a method of applying a protective coating to a Titanium article May. 14, 2002
6387538 Surface-treated steel sheet for fuel tanks and method of fabricating same May. 14, 2002
6376092 Surface-treated steel sheet and manufacturing method thereof Apr. 23, 2002
6355361 Fe group-based amorphous alloy ribbon and magnetic marker Mar. 12, 2002
6355363 Support structure Mar. 12, 2002
6337146 Hydrogen-occluding layered material Jan. 8, 2002
6334910 Resin-coated steel sheet suitable for use in thin-walled deep-drawn ironed can and steel sheet therefor Jan. 1, 2002
6335107 Metal article coated with multilayer surface finish for porosity reduction Jan. 1, 2002
6331214 Monolithically bonded construct of rare-earth magnet and metal material and method for bonding same Dec. 18, 2001
6315830 Molten metal plating apparatus Nov. 13, 2001
6306526 Semiconductor packaging metal lid Oct. 23, 2001
6303237 Ferritic alloy for constructions Oct. 16, 2001
6299987 Golden decorative part Oct. 9, 2001
6296953 Steel alloy for compound tubes Oct. 2, 2001
6287709 Spin-valve film, magnetoresistance-effect device and magnetoresistance-effect magnetic head Sep. 11, 2001

1 2 3 4 5 6 7










 
 
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