Surface treatment of metal strip

Coating processes – With pretreatment of the base – Heating or drying pretreatment

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427405, 427436, 427438, 148 18, 148 62, 204 38B, 204 51, C23C 300

Patent

active

042218322

ABSTRACT:
Metal strip, particularly steel strip, is heated above 300.degree. C. and immersed in a coating bath whose temperature is at least 80.degree. C. and which contains at least one metal salt, the strip being coated with a metal layer, e.g. Ni-based or Cr-based, by the coating bath.

REFERENCES:
patent: 2955959 (1960-10-01), Du Rose
patent: 3155532 (1964-11-01), Basile

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