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发明名称
Brönnkompletteringsutstyr
摘要
申请公布号
NO941010(D0)
申请公布日期
1994.03.21
申请号
NO19940001010
申请日期
1994.03.21
申请人
HALLIBURTON CO
发明人
ARTERBURY, BRYANT A.;SPRANGLER, JAMES E.;RESTARICK, HENRY LOUIS
分类号
E21B23/02;E21B33/124;E21B33/1295;E21B43/08;E21B43/10;(IPC1-7):E21B43/10
主分类号
E21B23/02
代理机构
代理人
主权项
地址
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