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发明名称
A method and apparatus for processing solids laden drilling mud having lost circulation material therein
摘要
申请公布号
GB2467869(B)
申请公布日期
2012.05.16
申请号
GB20100008273
申请日期
2008.11.10
申请人
NATIONAL OILWELL VARCO, L.P.
发明人
THOMAS ROBERT LARSON;ERIC SIMON PROVOST
分类号
E21B21/06
主分类号
E21B21/06
代理机构
代理人
主权项
地址
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