Inventor · disambiguated record
Benoit Amaudric Du Chaffaut
Also filed as: AMAUDRIC DU CHAFFAUT BENO ICIR · AMAUDRIC DU CHAFFAUT BENOIT · AMAUDRIC DU CHAFFAUT BENOîT
8 granted patents·262 citations·filing 1988–2017
88Inventor score
Top patents by PatentIndex Score
8 records- 0187US5310012AActuating device associated with a drill string and comprising a hydrostatic drilling fluid circuit, actuation method and application thereofINST FRANCAIS DU PETROLE·Filed 1992·Granted May 10, 1994·119 cites·11 claims
- 0269US4989679ACentering device that can be engaged or disengaged, specifically for a drilling assemblyINST FRANCAIS DU PETROLE·Filed 1988·Granted Feb 5, 1991·39 cites·15 claims
- 0364US10359093B2System for controlling the movement of a loadIFP ENERGIES NOW·Filed 2015·Granted Jul 23, 2019·1 cites·21 claims
- 0461US5443128ADevice for remote actuating equipment comprising delay meansINST FRANCAIS DU PETROLE·Filed 1993·Granted Aug 22, 1995·37 cites·13 claims
- 0556US6209664B1Device and method for controlling the trajectory of a wellboreFRANCIS DU PETROLE·Filed 1999·Granted Apr 3, 2001·39 cites·28 claims
- 0653US10253579B2Motion compensation system for a load hanging from a mobile unit with a main cylinder and a secondary cylinderIFP ENERGIES NOW·Filed 2017·Granted Apr 9, 2019·0 cites·26 claims
- 0753US7290625B2Reverse-circulation drilling method and systemINST FRANCAIS DU PETROLE·Filed 2005·Granted Nov 6, 2007·3 cites·9 claims
- 0851US5483987ARemote control method and device for actuating an equipment-application to a drill stringINST FRANCAIS DU PETROLE·Filed 1994·Granted Jan 16, 1996·24 cites·12 claims
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