Misalignment tieback tool - non-rotating casing

Details Misalignment tieback tool - non-rotating casing Misalignment tieback tool - non-rotating casing

E - Fixed Constructions

21

B

166/51.3

E21B 33/038 (2006.01) F16L 27/00 (2006.01) F16L 37/252 (2006.01)

Patent

CA 1237659

ABSTRACT A tieback tool 10 and method for connecting conductors 12 to the well system 14 including a body member 36 having dogs 46 for engagement with J-slots 30 in the well system. Entry of some of the dogs 46 in the J-slots 30 during initial stabbing directs and aligns the remaining dogs into the respective J-slots 30. The body 36 is provided with an externally threaded ring rotatable by a running tool 80 after full engagement of the J-slots 30 by the dogs 46 to lock the dogs 46 in the J-slots 30 to clamp the tieback tool in alignment with the well system 14 and to compress a seal ring 60 between the tieback tool 10 and the well system 14.

487526

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