05195588 is referenced by 51 patents and cites 26 patents.

An apparatus is disclosed for perforating, testing, and repairing casing in an earth borehole. A device is moveable through the casing. The device can be mounted on a wireline, on tubing, or on both. A perforator is mounted in the device for producing a perforation in the casing. The device will also generally include components for hydraulic testing/sampling from the formations behind the casing. A plugger is mounted in the device for plugging the perforation with a solid plug or a non-solid sealant.

Title
Apparatus and method for testing and repairing in a cased borehole
Application Number
7/815982
Publication Number
5195588
Application Date
January 2, 1992
Publication Date
March 23, 1993
Inventor
Yogesh S Dave
Stamford
CT, US
Agent
Martin M Novack
Marc D Foodman
Assignee
Schlumberger Technology Corporation
NY, US
IPC
E21B 49/08
E21B 43/11
E21B 33/13
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