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:
Mar. 29, 2022
Filed:
Jul. 31, 2020
Applicant:
Rio Tinto Technological Resources Inc., South Jordan, UT (US);
Inventors:
Adam James Burley, London, GB;
Javiera del Pilar Alcayaga Zuñiga, Santiago, CL;
Yure Anton Mladinic Muñoz, Santiago, CL;
Assignee:
Rio Tinto Technological Resources Inc., South Jordan, UT (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C22B 15/00 (2006.01); C22B 3/06 (2006.01); C22B 1/14 (2006.01); C22B 1/00 (2006.01);
U.S. Cl.
CPC ...
C22B 15/0067 (2013.01); C22B 1/005 (2013.01); C22B 1/14 (2013.01); C22B 3/06 (2013.01);
Abstract
A method of processing a pyrite-containing slurry including removing pyrite from the pyrite-containing slurry and forming (i) an inert stream and (ii) a pyrite-containing material. Using the pyrite-containing material in a downstream leach step in which pyrite in the pyrite-containing material generates acid and heat that facilitates leaching a metal, such as copper or nickel or zinc or cobalt, from a metal-containing material.