C - Chemistry – Metallurgy – 23 – C
Patent
C - Chemistry, Metallurgy
23
C
117/56
C23C 22/78 (2006.01) C23C 22/04 (2006.01) C23C 24/04 (2006.01)
Patent
CA 1243561
Abstract of the Disclosure A novel anti-corrosion treatment process for iron materials is disclosed. The treatment comprises forming zinc coating on the surface of an iron material by the mechanical zinc plating and then treating the plated surface with a non-aqueous chromating composition. The process brings about practically sufficient anti-corrosion effect economi- cally without provision for treating waste liquid.
490501
Nishikawa Toshio
Omori Shigeru
Dowa Iron Powder Co. Ltd.
Nippon Dacro Shamrock Co. Ltd.
Riches Mckenzie & Herbert Llp
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