Rolling oil compositions and method of inhibiting carbon smut on

Details Rolling oil compositions and method of inhibiting carbon smut on Rolling oil compositions and method of inhibiting carbon smut on

1981-04-20

1982-08-24

Warren, Charles F.

Compositions

Electrolytes for electrical devices

72 42, 72 46, C10M 138

Patent

active

043460143

ABSTRACT:
Carbon smut on post-annealed cold rolled steel sheet and strip is inhibited by a process using a rolling oil containing from 0.5 to 5% by weight of specific organic nitro compounds in the cold rolling oil. The steel sheet and strip are substantially smut free after batch annealing. Rolling oils and their aqueous emulsions containing the organic nitro inhibitors are also disclosed and claimed.

REFERENCES:
patent: 2066173 (1936-12-01), Calcott et al.
patent: 3265620 (1966-08-01), Heiman
patent: 3267037 (1966-08-01), Mitacek et al.
patent: 3632487 (1972-01-01), Brown et al.
patent: 3779818 (1973-12-01), Shoemaker
patent: 3907612 (1975-09-01), Atkiss et al.
patent: 4062784 (1977-12-01), Baur
patent: 4214924 (1980-07-01), Piucci

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