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:
Nov. 05, 1985
Filed:
Nov. 26, 1984
Applicant:
Inventor:
Paul J Marcantonio, Novato, CA (US);
Assignee:
Chevron Research Company, San Francisco, CA (US);
Primary Examiner:
Int. Cl.
CPC ...
C01G / ;
U.S. Cl.
CPC ...
423 67 ; 423 63 ; 423593 ; 7510 / ;
Abstract
A method of recovering vanadium from an aqueous ammonium bicarbonate solvent strip solution is disclosed. The method includes adding sulfuric acid to the aqueous ammonium bicarbonate solution followed by addition of ammonia or ammonium hydroxide to precipitate out the vanadium.