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:
Jan. 02, 1990
Filed:
Aug. 26, 1988
Applicant:
Inventors:
Alain Sarda, St Saturnin les Avignon, FR;
Jean-Pierre Segaud, Orange, FR;
Assignee:
Uranium Pechiney, Courbevoie, FR;
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G21F / ; G21F / ; C01G / ; B01D / ;
U.S. Cl.
CPC ...
423-6 ; 423 19 ; 252627 ; 252628 ; 252629 ; 252640 ; 210682 ; 55 74 ; 55 98 ;
Abstract
Process for the purification of reprocessing uranium from which have previously been separated the fission products generated in a nuclear reactor and consisting of eliminating the U232 daughter products appearing during storage, by passing said uranium in its hexafluoride form through a chemically inert porous material.