Clamp-on drill collar stabilizers

Details Clamp-on drill collar stabilizers Clamp-on drill collar stabilizers

1981-09-28

1984-03-27

Novosad, Stephen J.

Boring or penetrating the earth

With tool shaft detail

Shaft carried guide or protector

285 18, E21B 1700

Patent

active

044388225

ABSTRACT:
Clamp-on drill collar stabilizers, wherein a stabilizer body in sleeve form is adapted to receive a drill collar therethrough. The stabilizer sleeve is connected to the drill collar by releasable connection means, and positive release means for releasing the connection is provided. Six embodiments of apparatus are provided, with diverse forms of connection means and release means, each adapted for quick connection and quick release, so that the stabilizer sleeve may readily be removed or moved to another location along the drill collar.

REFERENCES:
patent: 2962096 (1960-11-01), Knox
patent: 4105262 (1978-08-01), Richey
patent: 4121675 (1978-10-01), Nixon
patent: 4131167 (1978-12-01), Richey

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