Wells – Means for perforating – weakening – bending or separating pipe...
Reexamination Certificate
2007-09-08
2009-12-01
Gay, Jennifer H (Department: 3676)
Wells
Means for perforating, weakening, bending or separating pipe...
C166S191000
Reexamination Certificate
active
07624793
ABSTRACT:
A method and apparatus for perforating and isolating perforations in a wellbore. A perforating and isolating apparatus includes at least one packer having a swellable seal material, and a perforating assembly attached to the packer. A method of perforating and isolating perforations in a subterranean wellbore includes the steps of: positioning an apparatus in the wellbore, the apparatus including at least one packer having a swellable seal material, and a perforating assembly attached to the packer; isolating at least one existing perforation by swelling the seal material; and forming at least one new perforation by actuating the perforating assembly.
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Chalker Christopher J.
Freyer Rune
Gay Jennifer H
Halliburton Energy Service,s Inc.
Smith Marlin R.
Stephenson Daniel P
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