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. 07, 2020
Filed:
Dec. 16, 2015
David J. Chaiko, South Jordan, UT (US);
Flsmidth A/s, Valby, DK;
David J. Chaiko, South Jordan, UT (US);
Carlos Eyzaguirre, Draper, UT (US);
FLSMIDTH A/S, Valby, DK;
Abstract
A system and method for improving leach kinetics and recovery during above-atmospheric leaching of a metal sulfide is disclosed. In some embodiments, the method may comprise the steps of: (a) producing a metal sulfide concentrate [via flotation; (b) moving the produced metal sulfide concentrate [to at least one chamber [] of at least one reactor such as an autoclave []; (c) leaching the produced metal sulfide concentrate in said at least one chamber [] in the presence of oxygen [at a pressure and/or temperature above ambient, and in the presence of partially-used [and/or or new [grinding media within the at least one chamber []. Systems [and apparatus [] for practicing the aforementioned method are also disclosed.