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:
Feb. 01, 2022
Filed:
Jul. 31, 2020
Rio Tinto Technological Resources Inc., South Jordan, UT (US);
Mark James Fennel, South Jordan, UT (US);
Ralph Peter Hackl, Mt. Eliza, AU;
Paul Leslie Brown, Kiama, AU;
Adam James Burley, London, GB;
Javiera del Pilar Alcayaga Zuñiga, Santiago, CL;
Yure Anton Mladinic Muñoz, Santiago, CL;
Rio Tinto Technological Resources Inc., South Jordan, UT (US);
Abstract
A method of recovering a metal, such as copper or nickel or zinc or cobalt, from a metal-containing material, such as a metal-containing material that has been categorized by a mine operator as being 'non-economic' from the perspective of recovering the metal from the material. Mixing (i) the metal-containing material and (ii) pyrite and forming agglomerates. Leaching agglomerates with a leach liquor, with pyrite generating acid and heat that facilitate recovering the metal from the metal-containing material, and forming a pregnant leach liquor containing metal. Recovering the metal from the pregnant leach liquor.