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:
Jul. 24, 2012
Filed:
Oct. 19, 2009
Christian Monereau, Paris, FR;
Natacha Haik-beraud, Champigny-sur-Marne, FR;
Vincent Gueret, Paris, FR;
Anne Berthelemot, Paris, FR;
Christian Monereau, Paris, FR;
Natacha Haik-Beraud, Champigny-sur-Marne, FR;
Vincent Gueret, Paris, FR;
Anne Berthelemot, Paris, FR;
Abstract
A method for purifying or separating a gas mixture comprising at least one fuel, using a unit having at least one adsorber subjected to a pressure cycle comprising at least one step of placing under vacuum by means of a vacuum pump, wherein at least one adsorber and/or the vacuum pump, depressurized during the cycle, is repressurized at least partly by an external gas to said unit and not containing a sufficient quantity of oxidizer to create an inflammable mixture during this repressurization.