The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Nov. 17, 2015
Filed:
Sep. 05, 2011
Applicants:
Glen Alan Hanna, Kwinana, AU;
Mitch Loan, Trigg, AU;
Felicia Ai-nee Lee, St. James, AU;
Inventors:
Assignee:
Alcoa of Australia Limited, Booragoon, AU;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C01F 7/00 (2006.01); C01F 7/06 (2006.01); C01F 7/04 (2006.01); C01F 7/14 (2006.01); C01F 7/47 (2006.01);
U.S. Cl.
CPC ...
C01F 7/0666 (2013.01); C01F 7/046 (2013.01); C01F 7/144 (2013.01); C01F 7/47 (2013.01);
Abstract
Methods, and related products and compositions, of increasing the stability of a Bayer process liquor are described. A method of increasing the stability of a Bayer process liquor includes contacting the Bayer process liquor with a ppm quantity of a low molecular weight dextran. Also described are methods, and related products and compositions, for controlling the precipitation of aluminum-containing compounds from a Bayer process liquor.