发明名称 |
Method and system of monitoring rotational time of rotatable equipment |
摘要 |
Method and system for monitoring rotational time of a rotatable equipment. At least some of the illustrative embodiments are methods comprising powering a sensor coupled to a rotatable equipment, the powering by a self-contained electronic system integral to the rotatable equipment monitoring rotational time of the rotatable equipment by way of the sensor, and providing a report of rotational time of the rotatable equipment upon request. |
申请公布号 |
GB2469600(B) |
申请公布日期 |
2011.11.09 |
申请号 |
GB20100012994 |
申请日期 |
2009.02.03 |
申请人 |
NATIONAL OILWELL VARCO, L.P. |
发明人 |
JONATHAN RYAN PRILL;MICHAEL X TANG |
分类号 |
E21B45/00;E21B4/02;E21B7/00;E21B21/08 |
主分类号 |
E21B45/00 |
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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