Cable cutting coupling for drilling, production, well logging or

Details Cable cutting coupling for drilling, production, well logging or Cable cutting coupling for drilling, production, well logging or

1986-06-05

1988-04-19

Novosad, Stephen J.

Wells

Means for cutting cable or rope below ground

166 546, E21B 2904

Patent

active

047383127

ABSTRACT:
A cable cutting sub or coupling for drilling, production, well logging or troubleshooting operations in wells, comprising a drilling pipe in which a cable is engaged. This sub allowing the cable to be severed if required comprises a tubular body in which a liner may slide. The side wall of said tubular liner has an opening in which is engaged a member for severing the cable and said liner is movable from a first position offering free axial passage to the cable to a second position in which an internal shoulder of said liner urges the cable against said severing member.

REFERENCES:
patent: 1018274 (1912-02-01), Sheehan et al.
patent: 1608313 (1926-11-01), Helbert
patent: 3020957 (1962-02-01), Tausch
patent: 4427059 (1984-01-01), Olivier
patent: 4660635 (1987-04-01), Wittrisch

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