Coating processes – Pretreatment – per se – or post-treatment – per se
Patent
1978-11-13
1981-04-21
Lawrence, Evan K.
Coating processes
Pretreatment, per se, or post-treatment, per se
15 93R, 152565, 291218, 118102, B05D 312, B05C 1102
Patent
active
042633540
ABSTRACT:
A metalized plastic foil is demetalized along an edge by means of a rotating, narrow steel disk whose periphery has been roughened by means of sandblasting or electroerosion.
REFERENCES:
patent: 1743623 (1930-01-01), Ross
patent: 2114072 (1938-04-01), Cleveland
patent: 2498982 (1950-02-01), Davies
patent: 3943666 (1976-03-01), Dion et al.
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