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. 15, 2008
Filed:
Jan. 05, 2001
Applicants:
Marc Lemaire, Villeurbanne, FR;
Jacques Foos, Orsay, FR;
Alain Guy, Pontcarre, FR;
Frédéric Chitry, Villeurbanne, FR;
Stéphane Pellet-rostaing, Villeurbanne, FR;
Olivier Vigneau, Lyons, FR;
Inventors:
Marc Lemaire, Villeurbanne, FR;
Jacques Foos, Orsay, FR;
Alain Guy, Pontcarre, FR;
Frédéric Chitry, Villeurbanne, FR;
Stéphane Pellet-Rostaing, Villeurbanne, FR;
Olivier Vigneau, Lyons, FR;
Assignee:
Framatome Anp, Courbevoie, FR;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B01D 61/00 (2006.01); B01D 61/02 (2006.01); C02F 1/44 (2006.01); C01G 56/00 (2006.01); C02B 3/00 (2006.01); C02F 60/02 (2006.01);
U.S. Cl.
CPC ...
Abstract
A process in which isotopes of the same element belonging to the alkaline earth metals, transition elements and heavy metals having an atomic mass of less than 209, in particular lanthanide metals, are separated in an aqueous medium by treating an aqueous medium.