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, 2022
Filed:
Sep. 04, 2020
Applicant:
Energy Recovery, Inc., San Leandro, CA (US);
Inventors:
Farshad Ghasripoor, Berkeley, CA (US);
Jeremy Grant Martin, Oakland, CA (US);
Prem Krish, Foster City, CA (US);
Baji Gobburi, San Francisco, CA (US);
Assignee:
Energy Recovery, Inc., San Leandro, CA (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
E21B 43/26 (2006.01); E21B 43/16 (2006.01); F04F 13/00 (2009.01); E21B 43/267 (2006.01);
U.S. Cl.
CPC ...
E21B 43/16 (2013.01); E21B 43/26 (2013.01); E21B 43/267 (2013.01); F04F 13/00 (2013.01);
Abstract
A pumping system that includes a reciprocating isobaric pressure exchanger (reciprocating IPX) designed to exchange pressures between a first fluid and a second fluid. The first fluid includes a substantially particulate free fluid and the second fluid includes a particulate laden fluid. The reciprocating IPX includes a valve having a first and second piston. The value further includes a shaft coupling the first piston to the second piston and a drive coupled to the shaft.