Well head isolation tool sealing nipple testing apparatus...

Details Well head isolation tool sealing nipple testing apparatus... Well head isolation tool sealing nipple testing apparatus...

E - Fixed Constructions

21

B

E21B 33/03 (2006.01) E21B 17/10 (2006.01)

Patent

CA 2085780

A wellhead isolation tool nipple seal testing apparatus includes an upper seal, upper nipple, and a lower seal and a lower nipple, the lower nipple being attached to the upper nipple. Test pressure forced between the upper and lower seals may be used to test the upper nipple up to well servicing pressures. The lower nipple may seal the well bore by being closed, or by the use of a mandrel carrying a seal on its lower end or with a burst disk.

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