Alloys or metallic compositions – Ferrous – Over 0.1 percent aluminum containing – but less than 4 percent
Patent
1990-07-19
1993-07-06
Rosenberg, Peter D.
Alloys or metallic compositions
Ferrous
Over 0.1 percent aluminum containing, but less than 4 percent
C22C 3828
Patent
active
052251560
ABSTRACT:
Disclosed is a clean steel containing less than 30 ppm of oxygen, less than 30 ppm of sulfur, less than 150 ppm of nitrogen, 5 to 0.1 ppm of Mg and 25 to 0.1 ppm of Ca.
REFERENCES:
patent: 4054447 (1977-10-01), Tenmyo
patent: 4091147 (1978-05-01), Kanazawa
patent: 4318739 (1982-03-01), Lehman
patent: 4561888 (1985-12-01), Okuda
patent: 4714502 (1987-12-01), Honkina
patent: 4946519 (1990-08-01), Honda
Metal Research Corporation
Rosenberg Peter D.
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