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:
Aug. 11, 2009
Filed:
Nov. 10, 2006
Applicants:
Yeonuk Choi, Oakville, CA;
Peter Kondos, Toronto, CA;
Mark Graham Aylmore, British Columbia, CA;
Jacques Mcmullen, Oakville, CA;
Gus Van Weert, Caledon East, CA;
Inventors:
Yeonuk Choi, Oakville, CA;
Peter Kondos, Toronto, CA;
Mark Graham Aylmore, British Columbia, CA;
Jacques McMullen, Oakville, CA;
Gus Van Weert, Caledon East, CA;
Assignee:
Barrick Gold Corporation, Toronto, CA;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C22B 3/04 (2006.01); C22B 3/24 (2006.01); C22B 3/46 (2006.01);
U.S. Cl.
CPC ...
Abstract
Precious metal recovery by thiosulfate leaching where thiosulfate lixiviant is generated in situ employing elemental sulfur generated from partial oxidation of sulfidic precious metal-bearing feed and/or employing reactants from processing effluent.