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. 10, 1998
Filed:
Dec. 03, 1996
Applicant:
Inventor:
Yvon Castel, Croissy sur Seine, FR;
Assignee:
Institut Francais du Petrole, Rueil Malmaison, FR;
Primary Examiner:
Int. Cl.
CPC ...
F04F / ;
U.S. Cl.
CPC ...
417178 ;
Abstract
Pumping method by direct energy exchange during which a drive fluid is sent intermittently in the form of one or more jets into a primary fluid. Pumping device comprising a hollow part (2) and a distributing part, each provided with orifices (Oi) and (Ei). A rotationally movable part (6) is interposed between the hollow part and the distributing part, and fitted with a blocking means in order to generate Jets of drive fluid intermittently toward a fluid to be transported.