Pipe cutting apparatus

Details Pipe cutting apparatus Pipe cutting apparatus

1985-01-07

1986-07-08

Novosad, Stephen J.

Wells

Means for perforating, weakening, bending or separating pipe...

With disparate below ground feature

166297, E21B 2900, E21B 2902

Patent

active

045987696

ABSTRACT:
Apparatus for cutting a pipe disposed in a pipe string extending from the surface of the earth down a borehole. The apparatus comprises a body having an elongate axis and being adapted to be lowered at a first end down the pipe string to the pipe to be cut, to support a quantity of solid combustible material for providing a pipe cutting flame and to direct the pipe cutting flame along the elongate axis toward a second end of said body. A nozzle is connected to the second end of the body for directing the pipe cutting flame from the elongate axis of the body radially against the pipe to be cut.

REFERENCES:
patent: 2261564 (1941-11-01), Robichaux et al.
patent: 2918125 (1959-12-01), Sweetman
patent: 3057295 (1962-10-01), Christopher
patent: 3318395 (1967-05-01), Messmer
patent: 4125161 (1978-11-01), Chammas
patent: 4184430 (1980-01-01), Mock
patent: 4298063 (1981-11-01), Regalbuto et al.

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