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:
Sep. 27, 2011
Filed:
Oct. 11, 2006
Applicants:
Xavier Montagne, Rueil Malmaison Cedex, FR;
Nicolas Jeuland, Paris, FR;
Inventors:
Xavier Montagne, Rueil Malmaison Cedex, FR;
Nicolas Jeuland, Paris, FR;
Assignee:
Institut Francais du Petrole, Cedex, FR;
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
F01M 5/00 (2006.01);
U.S. Cl.
CPC ...
Abstract
The present invention relates to a method removing the fuel contained in the lubricating oil of an internal-combustion engine comprising an engine block with an air intake circuit for a fuel mixture, a burnt gas exhaust circuit, an oil sump and means for pumping the oil contained in the sump. According to the invention, the method consists in removing, after pumping the oil, the fuel diluted in the oil by heating intermittently the oil for a time ranging from 1/100 second to 10 second, in order to obtain vaporization of the fuel diluted in the oil.