Title:
Small gun for perforating casing in oil wells
United States Patent 2639770
US Patent References:
Method and means for perforating well casings
- - 1582184
Apparatus for extracting cores from the side wall of well bores
- - 2013457
Sample-taking apparatus
- - 2198821
Well device
- - 2334428
Means and method of tilting explosive charges in wells
- - 2543814
Method and means for perforating well casings
- - 1582184
Apparatus for extracting cores from the side wall of well bores
- - 2013457
Sample-taking apparatus
- - 2198821
Well device
- - 2334428
Means and method of tilting explosive charges in wells
- - 2543814
Inventors:
Huber, Theodore A.
Publication Date:
05/26/1953
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Export Citation:
Assignee:
STANDARD OIL DEV CO
Primary Class:
Other Classes:
102/313, 102/430
International Classes:
E21B43/118; E21B43/11