Method for accessing bypassed production zones

Details Method for accessing bypassed production zones Method for accessing bypassed production zones

1994-08-16

1996-01-16

Novosad, Stephen J.

Wells

Processes

Cementing, plugging or consolidating

166292, 166297, E21B 4314, E21B 3316

Patent

active

054840180

ABSTRACT:
A method for establishing production of oil or gas from a secondary production zone which is above a primary production zone in a well in which a settable material is placed in the annulus between the casing and the tubing above the secondary production zone and allowed to set up, and the secondary zone is then perforated with a through-tubing perforating gun.

REFERENCES:
patent: 2839142 (1958-06-01), Huber
patent: 3130784 (1964-04-01), Pennington, II
patent: 3724550 (1973-04-01), Lanmon, II
patent: 4612992 (1986-09-01), Vann et al.
patent: 4637468 (1987-01-01), Derrick

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