| 发明名称 |
SYSTEM TO LOWER THE DEPTH EQUIPMENT IN HYDROCARBONS WELLS |
| 摘要 |
System to lower the depth equipment in hydrocarbons wells including tubular elements that constitute production pipes (1) and auxiliary conduits (2) to perform electric, hydraulic and mechanic service operations in the well.
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| 申请公布号 |
WO9822691(A1) |
申请公布日期 |
1998.05.28 |
| 申请号 |
WO1997IB01290 |
申请日期 |
1997.10.20 |
| 申请人 |
TOVAR DE PABLOS, JUAN, JOSE |
发明人 |
TOVAR DE PABLOS, JUAN, JOSE |
| 分类号 |
E21B17/10;E21B33/122;(IPC1-7):E21B17/10 |
主分类号 |
E21B17/10 |
| 代理机构 |
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