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. 05, 2019
Filed:
Oct. 20, 2016
Applicant:
Ifp Energies Nouvelles, Rueil-Malmaison, FR;
Inventor:
Olivier Lepreux, Lyons, FR;
Assignee:
IFP ENERGIES NOUVELLES, Rueil-Malmaison, FR;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
E21B 19/09 (2006.01); B66C 13/02 (2006.01); E21B 19/00 (2006.01); B66C 13/04 (2006.01); F16F 9/06 (2006.01);
U.S. Cl.
CPC ...
E21B 19/09 (2013.01); B66C 13/02 (2013.01); B66C 13/04 (2013.01); E21B 19/006 (2013.01); F16F 9/06 (2013.01);
Abstract
The present invention relates to a motion (heave) compensation system for a load hanging from a mobile unit (), the system comprising two blocks () and hybrid damping means. According to the invention, the damping means comprise an oleopneumatic damping system () and an electric drive system (). The invention further relates to the use of such a compensation system for heave compensation for drilling tools support.