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:
Feb. 21, 1984
Filed:
Sep. 24, 1982
Applicant:
Inventors:
Gale L Hubred, Richmond, CA (US);
Dean A Van Leirsburg, Petaluma, CA (US);
Assignee:
Chevron Research Company, San Francisco, CA (US);
Primary Examiner:
Int. Cl.
CPC ...
C01G / ; C01G / ; C01G / ; C01G / ;
U.S. Cl.
CPC ...
423 54 ; 423 63 ; 423139 ; 7510 / ;
Abstract
A process for separating metal values from an aqueous stream containing vanadium, molybdenum, nickel and cobalt. Vanadium is first precipitated, and then nickel, cobalt, and molybdenum are removed by serial ion exchange.