Blast joint for snubbing installation

Wells – Processes – Assembling well part

Patent

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Details

138147, 138155, 166237, 166243, 285 45, 285100, 285323, 285333, E21B 1710, F16L 5500

Patent

active

049151770

ABSTRACT:
A blast joint and related handling apparatus and method for installing the blast joint in a pressurized well, using a snubber unit. The blast joint has a pressure rated protective jacket, a pressure operated ring load compensator, and an adjustable tubing anchor.

REFERENCES:
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patent: 3598429 (1971-06-01), Arnold
patent: 4028796 (1977-06-01), Bergstrom
patent: 4141386 (1979-02-01), Bergstrom
patent: 4211440 (1980-07-01), Bergstrom
patent: 4349050 (1982-09-01), Bergstrom et al.
patent: 4613165 (1986-09-01), Kuhne
patent: 4635968 (1987-01-01), Kuhne
patent: 4685518 (1987-08-01), Claycomb
patent: 4726423 (1988-02-01), Claycomb

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