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:
Sep. 11, 2012
Filed:
Sep. 12, 2008
Applicants:
Daniel Hillier, Oakville, CA;
Yeonuk Choi, Oakville, CA;
Noelene Ahern, Burnaby, CA;
Inventors:
Assignee:
Barrick Gold Corporation, Toronto, CA;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C22B 11/00 (2006.01);
U.S. Cl.
CPC ...
Abstract
The present invention is directed to flotation of refractory gold sulfide ores and to pressure oxidized residue neutralization using flotation tailings that have been contacted with an off gas of pressure oxidation.