Clean steel

Details Clean steel Clean steel

1990-03-23

1991-10-08

Rosenberg, Peter D.

Alloys or metallic compositions

Ferrous

420 85, C21C 702

Patent

active

050550187

ABSTRACT:
A clean steel consisting essentially of by weight 0.0005%-0.5% of aluminum, 0.0001%-0.5% of silicon, 0.00001%-0.0005% of magnesium, 0.00001%-0.0025% of calcium, 0.00001%-0.003% of oxygen 0.00001%-0.003% of sulfur and 0.0001%-0.015% of nitrogen, less than 2% carbon and the remainder iron, wherein the clean steel is further selected from the group consisting of

REFERENCES:
patent: 4293336 (1981-10-01), Matsumura
patent: 4529441 (1985-07-01), Smith
patent: 4802918 (1989-02-01), Ooki
patent: 4944798 (1990-07-01), Ototani

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