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:
Mar. 17, 2020
Filed:
Sep. 28, 2017
Applicant:
S.p.c.m. SA, Andrezieux Boutheon, FR;
Inventor:
Pascal Remy, Andrezieux Boutheon, FR;
Assignee:
S.P.C.M. SA, Andrezieux Boutheon, FR;
Primary Examiner:
Int. Cl.
CPC ...
C02F 1/28 (2006.01); C09K 8/588 (2006.01); B01D 17/02 (2006.01); B01D 17/04 (2006.01); C02F 103/10 (2006.01); C02F 101/32 (2006.01);
U.S. Cl.
CPC ...
C02F 1/286 (2013.01); B01D 17/0202 (2013.01); B01D 17/045 (2013.01); C09K 8/588 (2013.01); C02F 2101/32 (2013.01); C02F 2103/10 (2013.01);
Abstract
Treatment equipment for production water for a polymer-assisted oil recovery operation comprising at least two nutshell filters in series, where the first filter recovers the majority the oil and the second serves as a finisher.