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发明名称
A SINGLE-WIRE SELECTIVE PERFORATION SYSTEM HAVING FIRING SAFEGUARDS
摘要
申请公布号
EP0098779(A3)
申请公布日期
1985.11.06
申请号
EP19830401358
申请日期
1983.07.01
申请人
SCHLUMBERGER LIMITED;SOCIETE DE PROSPECTION ELECTRIQUE SCHLUMBERGER
发明人
BORDON, ERNESTO E.;CHAPMAN III, JOSEPH E.
分类号
E21B43/1185;F42D1/055;(IPC1-7):F42D1/06
主分类号
E21B43/1185
代理机构
代理人
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