Pressure core barrel for the sidewall coring tool

Details Pressure core barrel for the sidewall coring tool Pressure core barrel for the sidewall coring tool

E - Fixed Constructions

21

B

166/6

E21B 49/06 (2006.01) E21B 25/08 (2006.01)

Patent

CA 1198983

ABSTRACT This relates to a pressure coring tool to obtain pressurized samples of the formation through which the wellbore is drilled. It includes a housing which supports a guide means along which the drill bit, core barrel and motor can be moved to extend or retract the cutting bit and core barrel along a selected path which preferably is horizontal. The core barrel is retracted inwardly on a horizontal path and tilted in an upward position such as the outer end of the core barrel is higher than the end near the barrel. Means are provided to pressure seal the cut core within the core barrel.

448053

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