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Class Information
Number: 148/335
Name: Metal treatment > Stock > Ferrous (i.e., iron base) > Chromium containing, but less than 9 percent > Molybdenum containing > Nickel containing
Description: Stock material which additionally contains nickel.










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

Patent Number Title Of Patent Date Issued
4795609 High-strength steel for valve springs, process for producing the steel, and valve springs made of the same Jan. 3, 1989
4772451 Low alloy steel for caster shell applications Sep. 20, 1988
4767475 Wear resistant rails having capability of preventing propagation of unstable rupture Aug. 30, 1988
4765849 Low-alloy steel material, die blocks and other heavy forgings made thereof Aug. 23, 1988
4741880 Steel May. 3, 1988
4740255 High strength weldable seamless tube of low alloy steel Apr. 26, 1988
4721600 Superplastic ferrous duplex-phase alloy and a hot working method therefor Jan. 26, 1988
4585062 Method of using rods resistant to hydrosulfuric acid Apr. 29, 1986
4570708 Method of using pipes resistant to hydrosulphuric acid Feb. 18, 1986
4561908 Method of making forged steel articles, especially for vehicle parts Dec. 31, 1985
4536232 Erosion and corrosion resistant cast iron alloy containing chromium, nickel and molybdenum Aug. 20, 1985
4529454 Low C-Cr-Mo steel used under wet steam Jul. 16, 1985
4503129 Shielded metal arc welding electrode for Cr-Mo low alloy steels Mar. 5, 1985
4497670 Rotor shaft and manufacturing method thereof Feb. 5, 1985
4457789 Process for annealing steels Jul. 3, 1984
4439236 Complex boride particle containing alloys Mar. 27, 1984
4428781 Welded steel chain Jan. 31, 1984
4333776 Semi-finished steel article Jun. 8, 1982
4289548 High strength cold finished bars Sep. 15, 1981
4287007 Steel composition chipper knife Sep. 1, 1981
4210468 Piston pin and method for making such Jul. 1, 1980
4171233 Lens quality of die steel Oct. 16, 1979
4170499 Method of making high strength, tough alloy steel Oct. 9, 1979
4113527 Chrome steel casting Sep. 12, 1978
4092178 Process for producing a steel having excellent strength and toughness May. 30, 1978
4088511 Steels combining toughness and machinability May. 9, 1978
4047979 Heat treatment for improving the toughness of high manganese steels Sep. 13, 1977
4026727 Fatigue resistant steel, machinery parts and method of manufacture thereof May. 31, 1977
3994754 High elastic-limit, weldable low alloy steel Nov. 30, 1976
3981752 Method for controlling the temperature of steel during hot-rolling on a continuous hot-rolling mill Sep. 21, 1976
3960612 Method for producing a low temperature high strength tough steel Jun. 1, 1976
3955971 Alloy steel for arctic service May. 11, 1976
3954509 Method of producing low expansion alloys May. 4, 1976
3940295 Low expansion alloys Feb. 24, 1976

1 2 3 4 5 6 7










 
 
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