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:
May. 31, 1977
Filed:
Oct. 30, 1975
Applicant:
Inventor:
John H Wagenknecht, Kirkwood, MO (US);
Assignee:
Monsanto Company, St. Louis, MO (US);
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
C25C / ; C25C / ;
U.S. Cl.
CPC ...
2041 / ;
Abstract
A method and apparatus to electrochemically purify gallium is disclosed where a platinum anode is inserted into an electrolytic cell which contains the unpurified gallium as an anode and the purified gallium as a cathode, the platinum anode serving to reduce the gallium ion level in the electrolyte addition.
Wagenknecht, John. (1977). Process for the purification of metals (U.S. Patent No. 4026771). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/4026771
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile