Title:
Electrical firing
United States Patent 3208378
Inventors:
Boop, Gene T.
Application Number:
US24697162A
Publication Date:
09/28/1965
Filing Date:
12/26/1962
Assignee:
TECHNICAL DRILLING SERVICE INC
Primary Class:
Other Classes:
102/320
International Classes:
E21B43/1185; F42D1/04
View Patent Images:
US Patent References:
3126964N/A1964-03-31
3018730Perforating guns1962-01-30
3010396Selective firing apparatus1961-11-28
2957083Radioactivity well logging system1960-10-18
2655619Selective charge-firing equipment1953-10-13
2540184Firing mechanism for gun perforating1951-02-06
2317238Gunfire control apparatus1943-04-20