Annealing separator for silicon steel sheets

Details Annealing separator for silicon steel sheets Annealing separator for silicon steel sheets

1974-04-08

1978-06-20

Satterfield, Walter R.

Metal treatment

Compositions

Heat treating

148 315, 148113, B23K 3524

Patent

active

040960005

ABSTRACT:
An annealing separator for silicon steel sheets comprising not less than 90.00% by weight of an MgO and 0.01 to 2.0% by weight of B.sub.2 O.sub.3 in the form of nMgO.B.sub.2 O.sub.3 with the balance being unavoidable impurities.

REFERENCES:
patent: 2889238 (1959-06-01), Long et al.
patent: 3583887 (1971-06-01), Steger et al.
patent: 3676227 (1972-07-01), Matsumoto et al.
patent: 3697322 (1972-10-01), Lee et al.
patent: 3827922 (1974-08-01), Boggs et al.

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