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:
Jan. 16, 2018
Filed:
Jan. 30, 2017
Applicant:
Ecolab Usa Inc., St. Paul, MN (US);
Inventors:
Jianjun Liu, Aurora, IL (US);
Kevin O'Brien, Saint Charles, IL (US);
Assignee:
Ecolab USA Inc., St Paul, MN (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C13K 1/10 (2006.01); C01F 7/06 (2006.01); B01D 9/00 (2006.01);
U.S. Cl.
CPC ...
C01F 7/0666 (2013.01); B01D 9/005 (2013.01); C01F 7/066 (2013.01); B01D 2009/0095 (2013.01);
Abstract
Compositions and methods used in the modification of crystallization of aluminum hydroxide from liquor in an aluminum hydroxide production process, such as the Bayer process. More particularly, crystal growth modifier compositions comprising a component of crude corn oil derived from a bioethanol production process and/or a component of biodiesel and methods of using such compositions to modify particle size and distribution of precipitated alumina trihydrate in a precipitation liquor crystallization process.