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:
Apr. 12, 2005
Filed:
Apr. 11, 2003
Laurent Bournay, Lyons, FR;
Gerard Hillion, Herblay, FR;
Pierre Boucot, Ternay, FR;
Jean-alain Chodorge, Antony, FR;
Charles Bronner, Irigny, FR;
Alain Forestiere, Vernaison, FR;
Laurent Bournay, Lyons, FR;
Gerard Hillion, Herblay, FR;
Pierre Boucot, Ternay, FR;
Jean-Alain Chodorge, Antony, FR;
Charles Bronner, Irigny, FR;
Alain Forestiere, Vernaison, FR;
Institut Francais du Petrole, Rueil Malmaison Cedex, FR;
Abstract
Alkyl esters of fatty acids, and high purity glycerin, are produced using a process comprising a set of transesterification reactions between a vegetable or animal oil and an aliphatic monoalcohol employing a heterogeneous catalyst, for example based on zinc aluminate, the water content in the reaction medium being controlled to a value that is below a given limiting value.