Metal treatment – Compositions – Heat treating
Patent
1975-10-30
1977-09-13
Kendall, Ralph S.
Metal treatment
Compositions
Heat treating
427300, 427321, 427329, 427282, 427287, 134 38, C23C 102
Patent
active
040479773
ABSTRACT:
A method of continuous galvanizing a steel strip partially or one side, which comprises applying silicone resin to a part or on one side of the steel strip which is to be left non-plated in a subsequent continuous molten zinc coating, baking the silicon resin coated steel strip at a temperature ranging from 300 to 800.degree. C in an oxidizing atmosphere, and subjecting the steel strip to heat treatment in a reducing atmosphere and introducing the heat treated steel strip to a zinc coating bath.
REFERENCES:
patent: 2498485 (1950-02-01), Clawson
patent: 2743192 (1956-04-01), White
patent: 2894850 (1959-07-01), Greene et al.
patent: 3055776 (1962-09-01), Stevenson et al.
patent: 3177085 (1965-04-01), Adams
patent: 3758388 (1973-01-01), Shotten
Kitajima Yukio
Yoshida Katsuyoshi
Kendall Ralph S.
Nippon Steel Corporation
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