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:
Jul. 10, 1990
Filed:
Aug. 19, 1988
Jacques Lessi, Maule, FR;
Michel Tholance, Feucherolles, FR;
Institut Francais du Petrole, Rueil-Malmaison, FR;
Abstract
A method and device for actuating specialized equipment in a drilled well having at least one well zone, sharply slanted with respect to the vertical, and with the drilled well having at least one tubular control column along which operating equipment as remotely installed. A control member is introduced in to the first tubular control column, with a cable being attached at one end of the control member. The control member is lowered into the first tubular control column by a downward hydraulic pumping, and the cable is paid into the tubular pipe from the surface. The control member is raised by pulling on the cable from the surface and the specialized operating equipment is selectively maneuvered while the control member is flush against the equipment in a downward or upward travel of the control member in the drilled well.