Apparatus for surface treatment of a steel strip

Details Apparatus for surface treatment of a steel strip Apparatus for surface treatment of a steel strip

1981-05-05

1983-06-14

Tufariello, T. M.

Chemistry: electrical and wave energy

Apparatus

Electrolytic

204210, C25D 1700

Patent

active

043881696

ABSTRACT:
A surface treatment apparatus for producing a steel strip having an enhanced phosphatizing property, has a plurality of guide rolls for guiding the strip along a predetermined path, a pickling vessel having nozzles for spraying a pickling liquid onto the surface of the strip, a first rinsing vessel having nozzles for spraying water onto the strip surface, an electrolytic treating vessel having an anode and a temperature control for the electrolytic treating liquid, a second rinsing vessel having nozzles for spraying water onto the strip surface, and a voltage supply for applying a voltage between an anode and a cathode consisting of a guide roll located beside and close to the electrolytic treating liquid contained in the electrolytic treating vessel.

REFERENCES:
patent: 1991817 (1935-02-01), Nachtman
patent: 2372599 (1945-03-01), Nachtman
patent: 2503217 (1950-04-01), Prust
patent: 2933438 (1960-04-01), Lancy
patent: 3081238 (1963-03-01), Gurry
patent: 3346466 (1967-10-01), Golden

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