C - Chemistry – Metallurgy – 01 – F
Patent
C - Chemistry, Metallurgy
01
F
C01F 7/46 (2006.01) B01D 21/01 (2006.01) C01F 7/14 (2006.01)
Patent
CA 2105333
Abstract of the Invention In a Bayer process for the production of alumina, the clarification of the alumina trihydrate slurry is improved by adding to the alumina trihydrate thickener feed slurry an anionic water-soluble hydroxamated polymer in an amount effective to improve the clarification of the slurry upon settlement.
Nalco Chemical Company
Smart & Biggar
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