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发明名称
Compression set packer
摘要
申请公布号
GB0010735(D0)
申请公布日期
2000.06.28
申请号
GB20000010735
申请日期
2000.05.04
申请人
SPECIALISED PETROLEUM SERVICES LIMITED
发明人
分类号
E21B33/128;E21B47/10
主分类号
E21B33/128
代理机构
代理人
主权项
地址
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