Metal treatment – Compositions – Heat treating
Patent
1985-12-20
1987-05-26
Silverberg, Sam
Metal treatment
Compositions
Heat treating
C23C 2212
Patent
active
046683070
ABSTRACT:
Chemical conversion bath with zinc characterized by the fact that it comprises, besides the conventional constituents, an effective amount of fluorophosphate ion of the formula:
REFERENCES:
patent: 4153478 (1979-05-01), Parant
patent: 4391652 (1983-07-01), Das et al.
Cot Louis
Durand Jean-Henri
Hoessler Christian
Ken Victor
Pelletier Patrice
Compagnie Francaise de Produits
Silverberg Sam
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