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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
5599497 Alloy steel roll caster shell Feb. 4, 1997
5595612 Workpiece with wear resistance coating Jan. 21, 1997
5589278 Magnetoresistive thin-film and device Dec. 31, 1996
5573860 Bimetal Nov. 12, 1996
5564196 Roll with composite coats Oct. 15, 1996
5547767 Multilayer material, anti-erosion and anti-abrasion coating incorporating said multilayer material and process for producing said multilayer material Aug. 20, 1996
5547771 High-hardness metal skin film Aug. 20, 1996
5534355 Artificial multilayer and method of manufacturing the same Jul. 9, 1996
5474830 Magnetic recording medium and method for the manufacture thereof including spaced apart deposits Dec. 12, 1995
5466538 Multi-layer sliding member Nov. 14, 1995
5466538 Multi-layer sliding member Nov. 14, 1995
5458987 Multilayered magnetooptical recording medium Oct. 17, 1995
5453244 Aluminum alloy bearing Sep. 26, 1995
5448273 Thermal ink jet printhead protective layers Sep. 5, 1995
5441804 Magneto-optical recording medium and method for production thereof Aug. 15, 1995
5429883 Alloy having excellent corrosion resistance and abrasion resistance Jul. 4, 1995
H1448 High precision transfer lamination mandrel Jun. 6, 1995
5411162 V-band coupling for an explosion-proof enclosure May. 2, 1995
5401585 Slide surface construction Mar. 28, 1995
5342681 Absorbing, low reflecting coating for visible and infrared light Aug. 30, 1994
5290629 Magnetic film having a magnetic phase with crystallites of 200 A or less and an oxide phase present at the grain boundaries Mar. 1, 1994
5281487 Thermally protective composite ceramic-metal coatings for high temperature use Jan. 25, 1994
5262248 Soft magnetic alloy films Nov. 16, 1993
5225289 Opto-magnetic recording medium having plurality of exchange-coupled magnetic layers Jul. 6, 1993
5196272 Corrosion resistant stainless steel Mar. 23, 1993
5192618 Corrosion protection by FeMn by ion implantation Mar. 9, 1993
5135818 Thin soft magnetic film and method of manufacturing the same Aug. 4, 1992
5128214 Amorphous pure iron film Jul. 7, 1992
5114800 Soft magnetic thin film May. 19, 1992
5103870 Carbon deposition preventive double-layered tube for handling carbonaceous compounds Apr. 14, 1992
5087529 Laminate material Feb. 11, 1992
5082512 Boronized sliding material Jan. 21, 1992
5019461 Resistive overlayer for thin film devices May. 28, 1991
5013615 Glass to metal seal May. 7, 1991
5011655 Process of forming a composite structure Apr. 30, 1991
5001018 Fe-Co base magnetic film and process for producing the same Mar. 19, 1991
4988578 Method for manufacturing a thin film magnetic recording medium Jan. 29, 1991
4959274 Multilayered iron-copper-lead alloy bearing material Sep. 25, 1990
4956736 Thin film magnetic element having a rhombic shape Sep. 11, 1990
4946749 Coated near-alpha titanium articles Aug. 7, 1990
4940638 Plated steel sheet for a can Jul. 10, 1990
4935314 Ferromagnetic film and magnetic head using the same Jun. 19, 1990
4935311 Magnetic multilayered film and magnetic head using the same Jun. 19, 1990
4932760 Magneto-optic garnet Jun. 12, 1990
4923765 Magneto-optical recording medium May. 8, 1990
4916026 Laminate Apr. 10, 1990
4913980 Corrosion resistant coatings Apr. 3, 1990
4908279 Multilayer electroplated steel sheet Mar. 13, 1990
4897316 Plated steel sheet for cans Jan. 30, 1990
4897318 Laminated magnetic materials Jan. 30, 1990

1 2 3 4 5 6 7










 
 
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