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经营范围
发明名称
Packer with bracing assembly
摘要
申请公布号
GB2419904(A)
申请公布日期
2006.05.10
申请号
GB20050021885
申请日期
2005.10.27
申请人
SCHLUMBERGER HOLDINGS LIMITED
发明人
WILLIAM E BRENNAN III;COLIN LONGFIELD;ALEXIS ARZOUMANIDIS;ALESSANDRO CACCIALUPI
分类号
E21B33/12;E21B33/126;E21B33/127;E21B33/128;E21B47/01
主分类号
E21B33/12
代理机构
代理人
主权项
地址
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