发明名称 |
Acid soluble, high fluid loss pill for lost circulation |
摘要 |
High fluid loss acid soluble lost circulation material and spotting pill comprising the lost circulation material. The spotting pill preferably is weighted to a density substantially the same as the drilling fluid used to treat the formation.
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申请公布号 |
US6790812(B2) |
申请公布日期 |
2004.09.14 |
申请号 |
US20010997830 |
申请日期 |
2001.11.30 |
申请人 |
BAKER HUGHES INCORPORATED |
发明人 |
HALLIDAY WILLIAM S.;CLAPPER DENNIS K.;JARRETT MICHAEL;CARR MICHELLE |
分类号 |
C09K8/16;C09K8/504;(IPC1-7):C09K7/00 |
主分类号 |
C09K8/16 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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