Composition and process for desmutting and deoxidizing without smutting

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United States of America Patent

PATENT NO 5720823
SERIAL NO

08359661

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Abstract

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A chromium and ferricyanide free aqueous deoxidizer/desmutter for aluminum and magnesium alloys contains nitric acid, ferric ions, and molybdate and/or condensed molybdate anions and preferably also sulfate and fluoride.

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Patent Owner(s)

Patent OwnerAddress
HENKEL AG & CO KGAAHENKELSTRASSE 67 40589 DÜSSELDORF 40589

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Carlson, Lawrence R Waterford, MI 19 160
Johnson, Philip M Southfield, MI 29 382

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