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:
Aug. 01, 2006
Filed:
Aug. 25, 2000
Hervé Chollet, Dijon, FR;
Jean-louis Babou, Fontaine les Dijon, FR;
Frédéric Barbette, Vaux sous Aubigny, FR;
Roger Guilard, Fontaine les Dijon, FR;
Hervé Chollet, Dijon, FR;
Jean-Louis Babou, Fontaine les Dijon, FR;
Frédéric Barbette, Vaux sous Aubigny, FR;
Roger Guilard, Fontaine les Dijon, FR;
Commissariat a l'Energie Atomique, Paris, FR;
Centre National de la Recherche Scientifique, Paris, FR;
Abstract
The invention is related to a method and an installation for removal of metal cations contained in a liquid, in which said liquid is brought into contact at a temperature greater than or equal to 60° C. with a chelating ion exchange resin formed from a polyazacycloalkane grafted on a solid support, said resin having been conditioned, previously to said contacting, at a pH of 4 to 6.