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:
Feb. 04, 2020
Filed:
Jun. 05, 2017
Applicant:
Energy Recovery, Inc., San Leandro, CA (US);
Inventors:
Adam Rothschild Hoffman, San Francisco, CA (US);
Farshad Ghasripoor, Berkeley, CA (US);
Jeremy Grant Martin, Oakland, CA (US);
David Deloyd Anderson, Castro Valley, CA (US);
Assignee:
ENERGY RECOVERY, INC., San Leandro, CA (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F04F 13/00 (2009.01); F15B 21/041 (2019.01); B01D 11/02 (2006.01); E21B 7/18 (2006.01);
U.S. Cl.
CPC ...
F04F 13/00 (2013.01); B01D 11/0226 (2013.01); F15B 21/041 (2013.01); E21B 7/18 (2013.01);
Abstract
A system includes a hydraulic energy transfer system configured to exchange pressures between a first fluid and a second fluid, wherein pressure of the first fluid is greater than pressure of the second fluid. The system also includes a lubrication system coupled to the hydraulic energy transfer system and configured to pump or direct a lubrication fluid into the hydraulic energy transfer system.