Collar mounted downhole tool

Details Collar mounted downhole tool Collar mounted downhole tool

1997-10-16

2000-02-01

Tsay, Frank S.

Boring or penetrating the earth

With tool shaft detail

Shaft carried guide or protector

1661176, E21B 1704, E21B 2302

Patent

active

060191821

ABSTRACT:
An assembly is used in a subterranean well. The assembly includes a first collar that has a support for supporting an oil tool at a first location and a second collar that is connected to the first collar for retaining the tool at a second location downhole of the first location.

REFERENCES:
patent: 4120097 (1978-10-01), Jeter
patent: 4184545 (1980-01-01), Claycomb
patent: 4593771 (1986-06-01), Comeau
patent: 4689775 (1987-08-01), Scherbatskoy
patent: 4774694 (1988-09-01), Moll
patent: 5589825 (1996-12-01), Pomerleau

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