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:
Jul. 22, 2025
Filed:
Dec. 09, 2021
Applicant:
Nouryon Chemicals International B.v., Arnhem, NL;
Inventors:
Matthias Folchnandt, Cologne, DE;
Olaf Klobes, Greiz, DE;
Ulises Picardi, El Prat de Llobregat, ES;
Rodrigo M. Giménez, Santiago, CL;
Leandro Prats, Santa Fe, AR;
Assignee:
NOURYON CHEMICALS INTERNATIONAL B.V., Arnhem, NL;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B03D 1/04 (2006.01); B03B 1/04 (2006.01); B03D 1/002 (2006.01); C01B 17/22 (2006.01); B03D 1/008 (2006.01); B03D 1/012 (2006.01); B03D 1/014 (2006.01); B03D 1/018 (2006.01); C02F 1/24 (2023.01);
U.S. Cl.
CPC ...
B03B 1/04 (2013.01); B03D 1/002 (2013.01); C01B 17/22 (2013.01); B03D 1/008 (2013.01); B03D 1/012 (2013.01); B03D 1/014 (2013.01); B03D 1/018 (2013.01); B03D 2201/02 (2013.01); B03D 2203/025 (2013.01); C02F 1/24 (2013.01);
Abstract
The disclosure is directed to a sulfidizing agent obtainable by mixing MSand ZSH in a weight ratio of from about 90:10 to about 10:90, wherein M is chosen from Li, Na, K, Rb, Cs, NH, Mgand Ca, y is about 1 or about 2, x is from about 1.1 to about 5, and Z is independently chosen from Li, Na, K, Rb, Csand NH, and a process for using the sulfidizing agent in the recovery of one or more metal ores and/or polymetallic minerals from gangue.