Multi-mode cushioning an instrument suspended in a well

Details Multi-mode cushioning an instrument suspended in a well Multi-mode cushioning an instrument suspended in a well

E - Fixed Constructions

21

B

E21B 17/10 (2006.01) E21B 12/00 (2006.01) E21B 47/01 (2006.01)

Patent

CA 2159168

An apparatus for the protection of instrumentation placed within a drill string in a well, as during drilling comprising support structure, including a carrier sized for reception in the string, and; elastomeric structure carried by the support structure and including multiple elastomeric pads spaced about a longitudinal axis defined in the well, the pads extending generally longitudinally, and protruding in directions radially of the axis to absorb radial loading and torsional loading exerted in direction about the axis, and to deflect in said directions of radial and torsional loading.

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