Method for cutting and replacing tubing without killing well

Details Method for cutting and replacing tubing without killing well Method for cutting and replacing tubing without killing well

1982-03-05

1983-12-13

Purser, Ernest R.

Wells

Processes

Perforating, weakening, bending or separating pipe at an...

166 55, 166 77, E21B 2908

Patent

active

044200420

ABSTRACT:
A method of running and pulling a siphon tube from a well while the well is under complete pressure control in which the siphon tube is run through a special stack, cut off and suspended in the stack, the cut end is dressed in the stack and a pulling tube engages the siphon tube in the stack and the siphon is pulled.

REFERENCES:
patent: 2758654 (1956-08-01), Simmons
patent: 3100015 (1963-08-01), Regan
patent: 3675719 (1972-07-01), Slator et al.
patent: 3717202 (1973-02-01), Burrow
patent: 3993137 (1976-11-01), Hefetz
patent: 4151881 (1979-05-01), Armstrong
Composite Catalog of Oilfield Equipment & Services-p. 4068-1974-1975.
Composite Catalog of Oilfield Equipment & Services-p. 3294-1948.

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