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经营范围
发明名称
Setting apparatus
摘要
申请公布号
GB9415394(D0)
申请公布日期
1994.09.21
申请号
GB19940015394
申请日期
1994.07.29
申请人
HALLIBURTON COMPANY
发明人
分类号
E21B23/04;E21B23/06;E21B33/12;E21B33/126;E21B33/1295;E21B34/00;E21B34/06;E21B37/08;E21B43/04;E21B43/10
主分类号
E21B23/04
代理机构
代理人
主权项
地址
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