Releasable drill string stabilizer

Details Releasable drill string stabilizer Releasable drill string stabilizer

1979-05-04

1981-03-31

Novosad, Stephen J.

Boring or penetrating the earth

With tool shaft detail

Shaft carried guide or protector

166241, 166301, 308 4A, E21B 1710, F16C 126

Patent

active

042588049

ABSTRACT:
A releasable drill string stabilizer is provided which includes a stabilizer body, a pair of end caps mounted with said body and a pair of clamping wedges positioned relative to the end caps and stabilizer body to clamp the stabilizer to a suitable drill string in various desired locations. A pin means and retainer slot means is provided for connecting the body and wedges relative to each other to prevent movement of such elements relative to each other and the drill string.

REFERENCES:
patent: 2163932 (1939-06-01), Bettis
patent: 2998848 (1961-09-01), Wright et al.
patent: 3065005 (1962-11-01), Hall, Sr. et al.
patent: 3482889 (1969-12-01), Cochran
patent: 3916998 (1975-11-01), Bass, Jr. et al.
patent: 4101179 (1978-07-01), Barron
patent: 4105262 (1978-08-01), Richey
patent: 4146060 (1979-03-01), Garrett

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