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Title:
Burr-free shaped charge perforating
United States Patent 3366188
Inventors:
Hicks, Roy G.
Publication Date:
01/30/1968
Export Citation:
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Assignee:
Dresser, Ind
Primary Class:
175/4.6
Other Classes:
166/297, 175/4.52
International Classes:
E21B43/117; E21B43/11
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US Patent References:
3268016Shaped charge apparatus
3147807Formation tester
3089416Methods of and means for fracturing earth formations
2952319Method of verttcally fracturing cased wells
2879972Sidewall sampler
2616370Well explosive
2587244Apparatus for cutting pipes within a well






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