Title:
SLIDE DRILLING SYSTEM AND METHOD
Document Type and Number:
WIPO Patent Application WO/2016/192107
Kind Code:
A1
Abstract:
A method for varying a weight on a drill bit in a wellbore. The method includes running a downhole tool into the wellbore on a drill string. The downhole tool includes a motor and a drill bit. The drill bit is rotated with the motor to drill the wellbore in a subsurface formation. An axial force applied to the drill string is varied from a surface location.
Inventors:
SHEN YUELIN (US)
HUANG SUJIAN (CN)
HUANG SUJIAN (CN)
Application Number:
PCT/CN2015/080911
Publication Date:
December 08, 2016
Filing Date:
June 05, 2015
Export Citation:
Assignee:
SCHLUMBERGER TECHNOLOGY CORP (US)
SCHLUMBERGER CA LTD (CA)
SERVICES PETROLIERS SCHLUMBERGER (FR)
GEOQUEST SYSTEMS BV (NL)
SCHLUMBERGER CA LTD (CA)
SERVICES PETROLIERS SCHLUMBERGER (FR)
GEOQUEST SYSTEMS BV (NL)
International Classes:
E21B7/24; E21B1/02; E21B6/00
Domestic Patent References:
| WO2015051027A1 | 2015-04-09 |
Foreign References:
| US20100139912A1 | 2010-06-10 | |||
| US5310014A | 1994-05-10 | |||
| US20050236190A1 | 2005-10-27 | |||
| US6796390B1 | 2004-09-28 | |||
| US5540295A | 1996-07-30 |
Attorney, Agent or Firm:
NTD PATENT & TRADEMARK AGENCY LIMITED (Block A Investment Plaza,27 Jinrongdajie, Xicheng District, Beijing 3, CN)
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