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. 16, 2019
Filed:
May. 09, 2017
Applicants:
Ifp Energies Nouvelles, Rueil-Malmaison, FR;
Compagnie Generale Des Etablissements Michelin, Clermont-Ferrand, FR;
Inventors:
Assignees:
IFP Energies Nouvelles, Rueil-Malmaison, FR;
Compagnie Generale des Etablissements Michelin, Clermont-Ferrand, FR;
Primary Examiner:
Int. Cl.
CPC ...
B01D 3/14 (2006.01); B01D 11/04 (2006.01); C07C 29/86 (2006.01); C07C 45/80 (2006.01);
U.S. Cl.
CPC ...
C07C 29/86 (2013.01); B01D 3/143 (2013.01); B01D 11/0488 (2013.01); B01D 11/0492 (2013.01); C07C 45/80 (2013.01);
Abstract
The invention pertains to the use of a solvent that comprises a Lewis donor compound that is selected from the group made up of unsaturated fatty acids that have between 12 and 18 carbon atoms, phosphate esters that have between 12 and 30 carbon atoms, and mixtures thereof to separate the impurities from a feedstock that contains ethanol, acetaldehyde, and impurities.