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. 22, 1983
Filed:
Jun. 17, 1980
Applicant:
Inventors:
Hani A Abodishish, Lakeland, FL (US);
Robert W Ritchey, Lakeland, FL (US);
Assignee:
Wyoming Mineral Corporation, Lakewood, CO (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C01G / ; B01D / ;
U.S. Cl.
CPC ...
423 10 ; 423-8 ; 423 15 ;
Abstract
Precipitation of Fe.sub.3 HN.sub.4 H.sub.8 (PO.sub.4).sub.6 is prevented in the second cycle extractor, in a two cycle uranium recovery process, by washing ammonia laden organic solvent stream, from the second cycle stripper, with first cycle raffinate iron stream containing phosphoric acid, prior to passing the solvent stream into the second cycle extractor.