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. 18, 2005
Filed:
Sep. 04, 2000
Jules-joseph Van Schaftingen, Wavre, BE;
Stephane Leonard, Brussels, BE;
Yannick Gerard, Kraainem, BE;
François Dougnier, Boortmeerbeek, BE;
Joël Op DE Beeck, Duffel, BE;
Paul Wouters, Vilvoorde, BE;
Jules-Joseph Van Schaftingen, Wavre, BE;
Stephane Leonard, Brussels, BE;
Yannick Gerard, Kraainem, BE;
François Dougnier, Boortmeerbeek, BE;
Joël Op De Beeck, Duffel, BE;
Paul Wouters, Vilvoorde, BE;
Solvay (Societe Anonyme), Brussels, BE;
Abstract
System and for sealing an opening of a plastic tank with a multilayer wall by means of a multilayer plate itself constituted by a polymer structure including at least one internal barrier layer and an exterior layer compatible with the exterior layer of the tank wall. The multilayer plate is welded over an opening in the tank and the plate and the wall of the tank are superimposed so that the number of superimposed layers is equal to the sum of the number of layers in the plate and the number of layers in the wall of the tank.