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:
Dec. 06, 1988
Filed:
Nov. 19, 1986
Applicant:
Inventors:
Martin Goffman, Edison, NJ (US);
Val Kudryk, Closter, NJ (US);
Assignee:
ASARCO Incorporated, New York, NY (US);
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
C25C / ; G01N / ;
U.S. Cl.
CPC ...
204114 ; 204434 ;
Abstract
The invention relates to an improved electrodeposition process for the recovery of metals by controlling the concentration of certain impurities in the electrolyte. For a zinc sulfate electrolyte, control of only the antimony impurity level below a predetermined value provides an efficient electrodeposition process.