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. 29, 2013
Filed:
Jan. 25, 2011
Applicants:
David Dreisinger, Delta, CA;
James Clucas, Vancouver, CA;
Inventors:
David Dreisinger, Delta, CA;
James Clucas, Vancouver, CA;
Assignee:
Search Minerals, Inc., , CA;
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C22B 3/06 (2006.01); C22B 23/00 (2006.01);
U.S. Cl.
CPC ...
Abstract
In various aspects, the invention provides processes that use relatively low levels of acid to leach lean nickel ores, including processes that provide relatively high levels of extraction of nickel and cobalt from nickel laterite ores, in conjunction with relatively low levels of iron extraction.