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:
May. 10, 2016
Filed:
Nov. 15, 2013
Applicant:
Ifp Energies Nouvelles, Rueil-Malmaison, FR;
Inventors:
Frederic Augier, Saint Symphorien d Ozon, FR;
Damien Leinekugel le Cocq, Lyons, FR;
Romina Digne, Lyons, FR;
Arnaud Baudot, Vernaison, FR;
Assignee:
IFP ENERGIES NOUVELLES, Rueil-Malmaison, FR;
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B01D 11/04 (2006.01); C10G 21/00 (2006.01); C10G 19/04 (2006.01); C07C 319/30 (2006.01); B01D 3/22 (2006.01); B01D 3/20 (2006.01); B01D 11/00 (2006.01);
U.S. Cl.
CPC ...
B01D 11/043 (2013.01); B01D 3/20 (2013.01); B01D 3/22 (2013.01); B01D 11/00 (2013.01); C07C 319/30 (2013.01); C10G 21/00 (2013.01);
Abstract
The present invention describes a liquid-liquid extraction column with perforated plates and downpipes, having a majority of so-called 'open' plates and a minority of so-called 'closed' plates, the two types of plates differing in the degree of perforation. Application of the said column to the treatment of liquid-liquid systems with time-variable coalescence.