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, 2015
Filed:
Oct. 17, 2006
Jean-louis Pessin, Houston, TX (US);
Joe Hubenschmidt, Sugar Land, TX (US);
Erik Rhein-knudsen, La Baule, FR;
Toshimichi Wago, Houston, TX (US);
Nathan St. Michel, Houston, TX (US);
Jean-Louis Pessin, Houston, TX (US);
Joe Hubenschmidt, Sugar Land, TX (US);
Erik Rhein-Knudsen, La Baule, FR;
Toshimichi Wago, Houston, TX (US);
Nathan St. Michel, Houston, TX (US);
Schlumberger Technology Corporation, Sugar Land, TX (US);
Abstract
A positive displacement pump is provided that includes a pump housing having a pump chamber; a plunger mounted in the pump housing for reciprocating motion in the pump chamber; a suction valve positioned to allow a fluid to enter the pump chamber upon movement of the plunger in a first direction; a discharge valve positioned to discharge the fluid from the pump chamber upon movement of the plunger in a second direction; and at least one sensor enclosed by the pump housing for measuring at least one pump condition parameter.