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:
Nov. 06, 2007
Filed:
Sep. 10, 2004
Applicant:
Christian Wittrisch, Rueil Malmaison, FR;
Inventor:
Christian Wittrisch, Rueil Malmaison, FR;
Assignee:
Institut Francais du Petrole, Rueil Malmaison Cedex, FR;
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
E21B 43/00 (2006.01);
U.S. Cl.
CPC ...
Abstract
An effluent pumping method and system include a pump having a rotor and a stator, the rotor being fastened by a first end to a tubular driving string; a device for driving the string into rotation; and a riser having at least one orifice. The riser is fastened to the rotor at the second end thereof, and the rotor includes a line which communicates the inner space of the driving string with the inner space of the riser.
Wittrisch, Christian. (2007). Method and system for pumping in an oil well (U.S. Patent No. 7290608). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/7290608
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile