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. 03, 2015
Filed:
May. 09, 2013
Applicant:
Cognis Ip Management Gmbh, Düsseldorf, DE;
Inventors:
Michael Virnig, Tucson, AZ (US);
Jack Bender, Corona de Tucson, AZ (US);
Nathan C. Emmerich, Tucson, AZ (US);
Assignee:
BASF SE, Ludwigshafen, DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C09K 3/00 (2006.01); C22B 15/00 (2006.01); C22B 3/30 (2006.01); C22B 3/44 (2006.01); C22B 19/20 (2006.01); C22B 3/00 (2006.01); C22B 34/34 (2006.01);
U.S. Cl.
CPC ...
C22B 15/0089 (2013.01); C22B 3/0017 (2013.01); C22B 3/44 (2013.01); C22B 19/20 (2013.01); C22B 23/0461 (2013.01); C22B 34/34 (2013.01);
Abstract
Provided are methods method of recovering metal from an aqueous solution, the method comprising contacting an aqueous solution containing at least two metals selected from molybdenum, cobalt, nickel, zinc and iron with an organic solvent and an oxime-containing reagent composition at a predetermined pH, the predetermined pH selected to provide a high first metal extraction and a low second metal extraction; and separating the first metal from the solution.