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:
May. 11, 2010
Filed:
Feb. 20, 2006
David Descarsin, Ballan Mire, FR;
Jacques Raby, Grenoble, FR;
Raphael Robin, Fresnes, FR;
Christelle Vittoz, Sotteville, FR;
David Descarsin, Ballan Mire, FR;
Jacques Raby, Grenoble, FR;
Raphael Robin, Fresnes, FR;
Christelle Vittoz, Sotteville, FR;
Commissariat a l'Energie Atomique, Paris, FR;
Compagnie Generale des Matieres Nucleaires, Velizy-Villacoublay, FR;
Abstract
The invention relates to the use of a composition comprising a chlorinated polyester resin in which the polyester satisfies formula (I) below: together with a crosslinking catalyst and a crosslinking accelerator in order to plug a crack affecting the wall of a metal device intended to contain a radioactive acid material. It is especially applicable in the maintenance of metal equipment of nuclear installations, in particular equipment that is for irradiated nuclear fuel reprocessing.