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:
Oct. 11, 1977
Filed:
Mar. 15, 1976
Applicant:
Inventors:
Jay B Clitheroe, Salt Lake City, UT (US);
Robert Brantley Sudderth, Tucson, AZ (US);
Assignees:
General Mills Chemicals Co., Tucson, AZ (US);
Mineral & Chemical Resource Co., Houston, TX (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C01G / ;
U.S. Cl.
CPC ...
423100 ; 423109 ;
Abstract
Zinc values are leached or converted in a solution containing excess SO.sub.2 or HSO.sub.3.sup.- ions, selectively extracted from that solution into an organic phase containing organo acid phosphates and stripped from the organic phase for further processing.
Clitheroe, Jay. (1977). Solvent extraction of zinc from sulfite-bisulfite solution (U.S. Patent No. 4053552). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/4053552
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile