Wellbore perforating

Details Wellbore perforating Wellbore perforating

1984-08-02

1988-08-02

Massie, Jerome

Wells

Processes

Perforating, weakening, bending or separating pipe at an...

166312, E21B 3700, E21B 43116

Patent

active

047608838

ABSTRACT:
A method and apparatus for perforating at least one mineral-producing zone in a wellbore wherein a packer and perforating gun assembly is employed which will allow the removal of wellbore liquid initially present in the wellbore adjacent said zone to be removed after the packer and perforating gun assembly has been fixed in the wellbore so that subsequent detonation of said perforating gun is carried out in a liquid which is nondeleterious to said zone.

REFERENCES:
patent: 2913053 (1959-11-01), Westbrook
patent: 3011551 (1961-12-01), Young et al.
patent: 3302715 (1967-02-01), Smith et al.
patent: 3820604 (1974-06-01), Karnes
patent: 3856094 (1974-12-01), Davis
patent: 4372384 (1983-02-01), Kinney

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