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:
Aug. 11, 1981
Filed:
Jun. 27, 1980
Applicant:
Inventors:
Clarence D Vanderpool, Towanda, PA (US);
Robert P McClintic, Monroeton, PA (US);
Assignee:
GTE Products Corporation, Stamford, CT (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C25B / ; C25B / ;
U.S. Cl.
CPC ...
204102 ; 204146 ;
Abstract
In a process for preparing ammonium paratungstate from a heavy metal alloy, the metal alloy is introduced as an anode into an electrolytic cell containing an aqueous electrolyte solution comprising ammonium hydroxide and ammonium nitrate. Ammonium paratungstate is formed when a direct electric current is passed through the cell.