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:
Jun. 12, 1979
Filed:
Oct. 02, 1978
Applicant:
Inventor:
Olli V Hyvarinen, Pori, FI;
Assignee:
Outokumpu, Oy, Outokumpu, FI;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C25C / ; C01B / ; C01B / ; C01F / ;
U.S. Cl.
CPC ...
204108 ; 75108 ; 423 87 ; 423554 ; 423559 ;
Abstract
Antimony and bismuth are selectively removed from an electrolyte solution, especially a solution used for the electrolytic refining of copper by adding to the electrolyte solution a carbonate of barium, strontium, or lead.
Hyvarinen, Olli. (1979). Process for selective removal of bismuth and antimony from an (U.S. Patent No. 4157946). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/4157946
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile