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发明名称
WELL TREATMENT APPARATUS
摘要
申请公布号
EP0192399(B1)
申请公布日期
1990.11.28
申请号
EP19860300925
申请日期
1986.02.11
申请人
HALLIBURTON COMPANY
发明人
SZARKA, DAVID DURWARD
分类号
E21B33/124;E21B43/04
主分类号
E21B33/124
代理机构
代理人
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