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Class Information
Number: 420/104
Name: Alloys or metallic compositions > Ferrous (i.e., iron base) > Chromium containing, but less than 9 percent
Description: Alloy or metallic composition which additionally contains chromium.
Sub-classes under this class:
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 4992239 |
Khare steel |
Feb. 12, 1991 |
| 4975242 |
Carbon steel for machine structural use |
Dec. 4, 1990 |
| 4957702 |
Air-cooling duplex bainite-martensite steels |
Sep. 18, 1990 |
| 4946645 |
Steel for gears, having high strength, toughness and machinability |
Aug. 7, 1990 |
| 4933027 |
Iron-based shape-memory alloy excellent in shape-memory property, corrosion resistance and high-temperature oxidation resistance |
Jun. 12, 1990 |
| 4929289 |
Iron-based shape-memory alloy excellent in shape-memory property and corrosion resistance |
May. 29, 1990 |
| 4919885 |
Corrosion resistant steel structural member |
Apr. 24, 1990 |
| 4891079 |
High saturated magnetic flux density alloy |
Jan. 2, 1990 |
| 4891274 |
Hot-dip aluminum coated steel sheet having excellent corrosion resistance and heat resistance |
Jan. 2, 1990 |
| RE33022 |
Ferromagnetic amorphous alloy |
Aug. 15, 1989 |
| 4842816 |
High toughness steel |
Jun. 27, 1989 |
| 4842657 |
Amorphous alloys containing iron group elements and zirconium and particles made of said alloys |
Jun. 27, 1989 |
| 4842818 |
Method for manufacturing tapered rods |
Jun. 27, 1989 |
| 4838963 |
Micro-alloyed steels |
Jun. 13, 1989 |
| 4822567 |
Antibiotic alloys |
Apr. 18, 1989 |
| 4790977 |
Silicon modified low chromium ferritic alloy for high temperature use |
Dec. 13, 1988 |
| 4790889 |
Hot-rolled strip having a dual-phase structure |
Dec. 13, 1988 |
| 4784922 |
Corrosion-resistant clad steel and method for producing the same |
Nov. 15, 1988 |
| 4748000 |
Soft magnetic thin film |
May. 31, 1988 |
| 4741880 |
Steel |
May. 3, 1988 |
| 4717536 |
Weld bead electrode for producing same and method of use |
Jan. 5, 1988 |
| 4710244 |
Dredger teeth |
Dec. 1, 1987 |
| 4695333 |
Iron-chromium-base spinodal decomposition-type magnetic (hard or semi-hard) alloy |
Sep. 22, 1987 |
| 4690711 |
Sintered compact and process for producing same |
Sep. 1, 1987 |
| H326 |
Mn-Fe base and Mn-Cr-Fe base austenitic alloys |
Sep. 1, 1987 |
| 4642219 |
Bearing steel and method of manufacturing the same |
Feb. 10, 1987 |
| 4640722 |
High temperature ferritic steel |
Feb. 3, 1987 |
| 4637843 |
Core of a noise filter comprised of an amorphous alloy |
Jan. 20, 1987 |
| 4623387 |
Amorphous alloys containing iron group elements and zirconium and articles made of said alloys |
Nov. 18, 1986 |
| 4581080 |
Magnetic head alloy material and method of producing the same |
Apr. 8, 1986 |
| 4533390 |
Ultra high carbon steel alloy and processing thereof |
Aug. 6, 1985 |
| 4531974 |
Work-hardenable austenitic manganese steel and method for the production thereof |
Jul. 30, 1985 |
| 4491476 |
Boron-containing steel and a process for producing the same |
Jan. 1, 1985 |
| 4464209 |
Clad steel pipe excellent in corrosion resistance and low-temperature toughness and method for manufacturing same |
Aug. 7, 1984 |
| 4437891 |
Oil-atomized low-alloy steel powder |
Mar. 20, 1984 |
| 4409026 |
Spring steel for vehicles |
Oct. 11, 1983 |
| 4364772 |
Rail wheel alloy |
Dec. 21, 1982 |
| 4360381 |
Ferritic stainless steel having good corrosion resistance |
Nov. 23, 1982 |
| 4348229 |
Enamelling steel sheet |
Sep. 7, 1982 |
| 4290799 |
Ferromagnetic metal pigment essentially consisting of iron and a process for its production |
Sep. 22, 1981 |
| 4251296 |
Method of preparing an oriented-low-alloy iron from an ingot of controlled sulfur, manganese and oxygen contents |
Feb. 17, 1981 |
| 4251295 |
Method of preparing an oriented low alloy iron from an ingot alloy having a high initial sulfur content |
Feb. 17, 1981 |
| 4224060 |
Hard alloys |
Sep. 23, 1980 |
| 4222772 |
Structural steel plate highly resistant to nitrate stress corrosion cracking |
Sep. 16, 1980 |
| 4210445 |
Niobium-containing weldable structural steel having good weldability |
Jul. 1, 1980 |
| 4141724 |
Low-cost, high temperature oxidation-resistant steel |
Feb. 27, 1979 |
| 4127427 |
Super mild steel having excellent workability and non-aging properties |
Nov. 28, 1978 |
| 4091147 |
Welded steel products having low sensitivity to weld cracking and a production method thereof |
May. 23, 1978 |
| 4054448 |
Duplex ferritic-martensitic stainless steel |
Oct. 18, 1977 |
| 4054447 |
Steel resistant to intergranular stress corrosion cracking |
Oct. 18, 1977 |
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