Flapper lock open apparatus

Details Flapper lock open apparatus Flapper lock open apparatus

E - Fixed Constructions

21

B

E21B 34/06 (2006.01) E21B 23/00 (2006.01) E21B 34/00 (2006.01) E21B 43/10 (2006.01)

Patent

CA 2425335

Various techniques for holding open an SSSV using expansion technology are disclosed. A sleeve is delivered to the SSSV and expanded mechanically or hydraulically to deposit the deformed sleeve in position over a flapper or against a flow tube holding the flapper in the open position.

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