| 发明名称 |
SENSOR FOR DETECTION OF OIL LEAKS AND OIL QUALITY IN STUFFING BOX OF WALKING BEAM PUMP SYSTEM |
| 摘要 |
A method and apparatus for sensing oil quality and unacceptable oil leaks in the stuffing box of a walking beam pumping system.
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| 申请公布号 |
CA2077803(C) |
申请公布日期 |
1997.11.04 |
| 申请号 |
CA19922077803 |
申请日期 |
1992.09.09 |
| 申请人 |
INTEVEP, S.A. |
发明人 |
MORENO, NOEL;ALVAREZ, CESAR;CHANG, VICTOR;URBANI, GIANBATTISTA |
| 分类号 |
G01M3/26;G01M3/38;G01N33/28;(IPC1-7):G01M3/04 |
主分类号 |
G01M3/26 |
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