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:
Mar. 16, 2010
Filed:
Feb. 09, 2005
Serge Despinasse, L'Echaillon, FR;
Alain Fernandez DE Grado, Genech, FR;
Patrick Delescluse, Cysoing, FR;
Serge Despinasse, L'Echaillon, FR;
Alain Fernandez De Grado, Genech, FR;
Patrick Delescluse, Cysoing, FR;
Aluminum Pechiney, , FR;
E.C.L., , FR;
Abstract
The purpose of this invention is a leak limiter () of an electrolytic cell () for the production of aluminum, fitted with confinement means comprising passage openings for the insertion of anode stems (), characterized in that it comprises at least one support (), capable of surrounding all or part of an anode stem, and at least one flexible sealing body () arranged around all or part of the periphery () of the support () and designed to close off all or some of the free space between the inside edge of an opening and an anode stem (). This invention improves the leak tightness of covering means used in electrolytic cells.