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公开(公告)号:US3648785A
公开(公告)日:1972-03-14
申请号:US3648785D
申请日:1970-05-13
Applicant: DRESSER IND
Inventor: WALKER HAROLD D
IPC: E21B43/1185 , E21B43/116
CPC classification number: E21B43/1185
Abstract: A plurality of explosive charges are positioned in an instrument to be lowered into a well. An electrical detonation system is connected to each explosive charge. A hydraulic system controls switches in the electrical system.
Abstract translation: 多个爆炸装置位于仪器中以降低到井中。 每个爆炸炸药连接一个电气爆炸系统。 液压系统控制电气系统中的开关。