Expanded slip well anchor

Details Expanded slip well anchor Expanded slip well anchor

1993-05-18

1994-09-20

Schoeppel, Roger J.

Wells

Expansible anchor or casing

Set by wedge or cam at any point by drop only

166212, 166217, 166215, E21B 2308

Patent

active

053480902

ABSTRACT:
A well anchor having a body with a mandrel movably extending therethrough with first and second slips connected to the mandrel. Each of the slips includes a wedge surface and the wedge surfaces engage each other whereby movement of the first and second slips toward each other will expand the slips outwardly. The wedge surfaces are at an angle to and extend across the longitudinal axis of the body for maximizing expansion.

REFERENCES:
patent: 2382455 (1945-08-01), Turechek
patent: 3602306 (1971-08-01), Alexander
patent: 3669187 (1972-06-01), Alexander
patent: 3889750 (1975-06-01), Mullins
patent: 3912006 (1975-10-01), Notter
patent: 4437517 (1984-03-01), Bianchi et al.
patent: 4488595 (1984-12-01), Akkerman
patent: 4813486 (1989-03-01), Wyatt et al.

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