Wells – Processes – Perforating – weakening – bending or separating pipe at an...
Patent
1994-08-31
1995-10-17
Britts, Ramon S.
Wells
Processes
Perforating, weakening, bending or separating pipe at an...
166120, 166125, 166137, E21B 43119
Patent
active
054581966
ABSTRACT:
A gun hanger for emplacement through a tubing string into a casing string, comprising an inner mandrel, a setting means slidably received on said mandrel, said setting means including a plurality of spaced apart, extendable slips mounted thereon such that operation of said setting means causes said slips to extend and engage the casing string, a slip release means slidably received on said mandrel such that operation of said slip release means causes said slips to retract and disengage from the casing string, said setting means and said release means having diameters less than the inside diameter of the tubing string when said slips are retracted, a centralizer mounted on and extending axially from the hanger, said centralizer comprising a stem and a plurality of evenly circumferentially spaced longitudinal bow springs flexibly mounted thereon, said bow springs being longitudinally spaced along said stem such that each spring longitudinally clears its preceding and succeeding springs when said springs are compressed.
REFERENCES:
patent: 2190442 (1940-02-01), Costello
patent: 2998078 (1961-08-01), Carothers
patent: 3191684 (1965-06-01), Pittman et al.
patent: 3266571 (1966-08-01), St. John et al.
patent: 3280913 (1966-10-01), Smith
patent: 3422900 (1969-01-01), Hyde et al.
patent: 4605074 (1986-08-01), Barfield
patent: 4773478 (1988-09-01), Streich
patent: 4862961 (1989-09-01), Neff
patent: 5025861 (1991-06-01), Huber et al.
patent: 5156213 (1992-10-01), George et al.
Burleson John D.
George Flint R.
Britts Ramon S.
Halliburton Company
Imwalle William M.
Tsay Frank S.
Watkins Marcella D.
LandOfFree
Through tubing gun hanger does not yet have a rating. At this time, there are no reviews or comments for this patent.
If you have personal experience with Through tubing gun hanger, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Through tubing gun hanger will most certainly appreciate the feedback.
Profile ID: LFUS-PAI-O-590516