Is a
Patent attributes
Current Assignee
Patent Jurisdiction
Patent Number
Patent Inventor Names
Jianjun Liu0
David H. Slinkman0
Dmitri L. Kouznetsov0
Date of Patent
August 10, 2010
0Patent Application Number
116184510
Date Filed
December 29, 2006
0Patent Primary Examiner
Patent abstract
The present invention relates ways to increase the output of a high quality product from the aluminum hydroxide recovery processes such as the Bayer process. The invention is a method of increasing the size of precipitated aluminum hydroxide while not reducing the total production amounts. The invention relates to the use of a crystal growth modifier compositions added to the precipitation liquor to increase the particle size distribution of the precipitated alumina trihydrate.
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