Method of galvanizing steel parts

Details Method of galvanizing steel parts Method of galvanizing steel parts

1975-12-01

1977-09-06

Kaplan, G. L.

Chemistry: electrical and wave energy

Processes and products

427436, C25D 536

Patent

active

040466469

ABSTRACT:
A method for coating a steel part wherein the steel part is introduced into an activation bath containing metal salts such as copper and silver salts which are nobler in potential than iron to deposit a layer of the nobler metal on the surface of the steel part. The part is then immersed in a galvanizing bath in which the part is coated with zinc. Preferably, the galvanized steel part is then electrophoretically enamelled.

REFERENCES:
patent: 1096636 (1914-05-01), McIlroy
patent: 2378458 (1945-06-01), Avallone
patent: 2392456 (1946-01-01), Brown et al.
patent: 2776255 (1957-01-01), Hammond et al.
patent: 3206324 (1965-09-01), Daesen
patent: 3597261 (1971-08-01), Coburn et al.
patent: 3762883 (1973-10-01), Shepard et al.
patent: 3841979 (1974-10-01), Arcilesi
patent: 3954420 (1976-05-01), Hyner et al.

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