Shaped-charge well perforator
United States Patent 2947251
US Patent References:
Method of and means for washing and cleaning well casing perforations and well holes by explosives
- - 2414349
Well explosive
- - 2616370
Jet type perforating unit
- - 2629325
Perforating device for wells
- - 2669928
/2733657.html
- - 2733657
Method of and means for washing and cleaning well casing perforations and well holes by explosives
- - 2414349
Well explosive
- - 2616370
Jet type perforating unit
- - 2629325
Perforating device for wells
- - 2669928
/2733657.html
- - 2733657
Inventors:
Frank, Jilly Louis
Publication Date:
08/02/1960
View Patent Images:
Export Citation:
Assignee:
Borg, Warner
Primary Class:
Other Classes:
89/1.150, 166/55
International Classes:
E21B43/117; E21B43/11