Annulus sample chamber, full bore, annulus pressure...

Details Annulus sample chamber, full bore, annulus pressure... Annulus sample chamber, full bore, annulus pressure...

E - Fixed Constructions

21

B

166/5

E21B 49/02 (2006.01) E21B 34/10 (2006.01) E21B 49/00 (2006.01) E21B 49/08 (2006.01)

Patent

CA 1213514

ABSTRACT An annulus pressure responsive sampler valve comprising a power section and a sampler sec- tion having an annular sample chamber therein; the sampler valve having a full bore therethrough.

461973

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