| 发明名称 |
METHOD FOR DETERMINING BOREHOLE FLUID INFLUX |
| 摘要 |
Fluid influx in a borehole is determined by examining and monitoring the computed transfer function in the signal channel defined by the annulus between the borehole and a drillstring in the borehole.
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| 申请公布号 |
US5222048(A) |
申请公布日期 |
1993.06.22 |
| 申请号 |
US19900611036 |
申请日期 |
1990.11.08 |
| 申请人 |
EASTMAN TELECO COMPANY |
发明人 |
GROSSO, DONALD S.;ABDALLAH, ALI H. |
| 分类号 |
E21B21/08;E21B47/10;E21B47/18;G01H17/00;H04L7/04 |
主分类号 |
E21B21/08 |
| 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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