Metal treatment – Process of modifying or maintaining internal physical... – Processes of coating utilizing a reactive composition which...
Patent
1988-06-23
1991-09-03
Silverberg, Sam
Metal treatment
Process of modifying or maintaining internal physical...
Processes of coating utilizing a reactive composition which...
148262, C23C 2223
Patent
active
050451308
ABSTRACT:
Combined phosphatization acid solution suitable for producing on a metallic substrate a concomitent deposit of at least two metallic ions, of which at least one is generally selected from the group comprising zinc, manganese and iron, said solution being characterized by the fact that it contains
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patent: 4474626 (1984-10-01), Lumaret
Gosset M. Serge
Malras M. Jean-Claude
Compagnie Francaise de Produits Industriels
Silverberg Sam
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