Logging while tripping with a modified tubular

Details Logging while tripping with a modified tubular Logging while tripping with a modified tubular

E - Fixed Constructions

21

B

E21B 47/12 (2006.01) E21B 17/00 (2006.01) E21B 23/14 (2006.01) E21B 47/01 (2006.01) G01V 3/32 (2006.01)

Patent

CA 2450391

Method and system for subsurface logging utilizing a modified tubular having an elongated body with tubular walls and a central bore adapted to receive a support member. The tubular including slotted stations to provide through-tubular signal passage. Pressure barrier means provide hydraulic isolation at the slotted stations. The support member is equipped with sources or sensors and adapted for engagement within the tubular. The tubular and support member are implemented in combination with retrievable and re-seatable MWD apparatus.

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