Abstract: Device comprising equipment for measuring parameters of a drilling or coring operation by means of a drillbit fixed to the end of a drill string, measurement equipment (7) being housed in a chamber (5) made in a coupling (1, 18) that is designed to be interposed between two drill string pipes or between the drillbit and a drill string pipe, or to constitute an adapter (18) for a cutting head (15) of the drillbit of a drill string.
Type:
Grant
Filed:
February 21, 2006
Date of Patent:
October 15, 2013
Assignee:
Lynx Drilling Tools Limited
Inventors:
Sebastian Desmette, Thomas Richard, Abdelhakim Hahati