Is a
Patent attributes
Current Assignee
Patent Jurisdiction
Patent Number
Patent Inventor Names
Philip Kneisll0
Andrew T. Werner0
Brenden M. Grove0
Date of Patent
February 1, 2011
Patent Application Number
12817538
Date Filed
June 17, 2010
Patent Primary Examiner
Patent abstract
A perforating charge for use in a wellbore includes an explosive and a liner to be collapsed by detonation of the explosive. The liner includes at least a first liner portion and a second liner portion which have different cohesiveness.
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