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. 23, 2010
Filed:
Dec. 07, 2007
John O Marsden, Phoenix, AZ (US);
Robert E Brewer, Safford, AZ (US);
Joanna M Robertson, Thatcher, AZ (US);
Wayne W Hazen, Lakewood, CO (US);
Philip Thompson, West Valley City, UT (US);
David R Baughman, Golden, CO (US);
John O Marsden, Phoenix, AZ (US);
Robert E Brewer, Safford, AZ (US);
Joanna M Robertson, Thatcher, AZ (US);
Wayne W Hazen, Lakewood, CO (US);
Philip Thompson, West Valley City, UT (US);
David R Baughman, Golden, CO (US);
Freeport-McMoran Corporation, Phoenix, AZ (US);
Abstract
The present invention relates generally to a process for recovering copper and other metal values from metal-containing materials through pressure leaching operations. In accordance with the various aspects of the present invention, metal-containing pregnant leach solutions from pressure leaching operations need not be significantly diluted to facilitate effective metal recovery using solvent extraction and electrowinning.