Use of polyols as scale control reagents in the mining processes

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United States of America Patent

PATENT NO 9284625
APP PUB NO 20090130006A1
SERIAL NO

11942769

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Abstract

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A hyperbranched polyglycerol is employed as a process stabilization aid of pregnant liquor of a Bayer process of producing alumina from bauxite. The hyperbranched polyglycerol has a molecular weight of from about 1,000 to about 1,000,000.

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Patent Owner(s)

Patent OwnerAddress
ECOLAB USA INC1 ECOLAB PLACE SAINT PAUL MN 55102

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Bode, Heinrich Enoch Aurora, US 4 11
Li, Xiaojin Harry Bartlett, US 34 234
Wang, Jing Aurora, US 1745 13464

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