C - Chemistry – Metallurgy – 23 – C
Patent
C - Chemistry, Metallurgy
23
C
148/20
C23C 22/37 (2006.01)
Patent
CA 1083018
Abstract of the Disclosure In a process for producing a chromium protective coating on a zinc/iron alloy surface the surface has applied thereto an aqueous composition including chromium, perchlorate and fluoride ions with the chromium ion being the only metal ion present before application to the surface.
269791
Glassman Wayne C.
Melbourne Sydney H.
Morson Mary S.
Soomet Urmas
Dominion Foundries And Steel Limited
Hirons & Rogers
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