Downhole sampling apparatus and method

Details Downhole sampling apparatus and method Downhole sampling apparatus and method

E - Fixed Constructions

21

B

E21B 49/08 (2006.01) E21B 43/11 (2006.01) E21B 49/06 (2006.01) E21B 49/10 (2006.01)

Patent

CA 2467863

A method and apparatus for reducing debris in a perforation in a wellbore extending from the wellbore into a subterranean formations is provided. A housing is positioned in the wellbore, and an arm is extended therefrom. One or more debris blockers are positionable in the perforation via the arm. The debris blocker is adapted to prevent debris from formation fluid flowing into the housing via the perforation whereby the contamination in the formation fluid is reduced. The debris blocker may be a filter positionable in the perforation, or a bit activated to dislodge debris.

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