Invention Grant
- Patent Title: Apparatus and method for data transmission from a rotating control device
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Application No.: US15188320Application Date: 2016-06-21
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Publication No.: US09988871B2Publication Date: 2018-06-05
- Inventor: Kevin L. Gray , Thomas F. Bailey , James Chambers
- Applicant: Weatherford Technology Holdings, LLC
- Applicant Address: US TX Houston
- Assignee: WEATHERFORD TECHNOLOGY HOLDINGS, LLC
- Current Assignee: WEATHERFORD TECHNOLOGY HOLDINGS, LLC
- Current Assignee Address: US TX Houston
- Agency: Patterson + Sheridan, LLP
- Main IPC: E21B33/08
- IPC: E21B33/08 ; E21B21/08 ; E21B7/12 ; E21B47/06 ; E21B47/12 ; G01V11/00 ; E21B3/02 ; E21B33/064 ; E21B47/00 ; E21B17/01

Abstract:
A rotating control device (RCD) for use with a drilling unit includes a body having a flange formed at an end thereof for coupling to the drilling unit; a seal assembly for receiving and sealing against a tubular; a bearing assembly for supporting rotation of the seal assembly relative to the body; a releasable connection connecting the bearing assembly to the body; a transmitting assembly rotatable with the seal assembly; and a receiving assembly attached to a non-rotating portion of the RCD.
Public/Granted literature
- US20160348460A1 APPARATUS AND METHOD FOR DATA TRANSMISSION FROM A ROTATING CONTROL DEVICE Public/Granted day:2016-12-01
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