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:
Dec. 21, 2010
Filed:
Nov. 19, 2008
Applicants:
Cynthia-may S. Gong, San Mateo, CA (US);
Frederic Poineau, Las Vegas, NV (US);
Kenneth R. Czerwinski, Las Vegas, NV (US);
Inventors:
Cynthia-May S. Gong, San Mateo, CA (US);
Frederic Poineau, Las Vegas, NV (US);
Kenneth R. Czerwinski, Las Vegas, NV (US);
Assignee:
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B01D 11/00 (2006.01);
U.S. Cl.
CPC ...
Abstract
A spent fuel reprocessing method contacts an aqueous solution containing Technetium(V) and uranyl with an acidic solution comprising hydroxylamine hydrochloride or acetohydroxamic acid to reduce Tc(V) to Tc(II, and then extracts the uranyl with an organic phase, leaving technetium(II) in aqueous solution.