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Title: Perforating devices for use in wells

The perforating device for use in completing a well includes a case, an explosive charge contained in the case, and a generally bowl-shaped liner. The liner is positioned adjacent the explosive charge and has non-uniforrn thickness along its length. The liner further includes a protruding portion near its tip. In another configuration, the liner includes a hole near its tip to expose a portion of the explosive charge.
Authors:
 [1] ;  [2] ;  [3]
  1. (Grass Valley, CA)
  2. (Manvel, TX)
  3. (late of Houston, TX)
Publication Date:
OSTI Identifier:
874246
Report Number(s):
US 6349649
DOE Contract Number:
W-7405-ENG-48
Resource Type:
Patent
Research Org:
Lawrence Livermore National Laboratory (LLNL), Livermore, CA
Country of Publication:
United States
Language:
English
Subject:
perforating; devices; perforating; device; completing; explosive; charge; contained; bowl-shaped; liner; liner; positioned; adjacent; explosive; charge; non-uniforrn; thickness; length; liner; protruding; portion; near; tip; configuration; liner; hole; near; tip; expose; portion; explosive; charge; positioned adjacent /102/