| 发明名称 |
METHOD OF OIL FORMATION HYDRAULIC FRACTURING |
| 摘要 |
oil producing industry. SUBSTANCE: method includes determination of oil-saturated parting in formation. Slow-reacting acid solution is injected selectively into oil-saturated parting at flow rate of 0.8-1.5 cu. m/min. Acid solution is pushed by water and well is closed to wait for pressure drop and acid reaction. EFFECT: higher efficiency of method. 3 ex
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| 申请公布号 |
RU2156356(C1) |
申请公布日期 |
2000.09.20 |
| 申请号 |
RU20000104546 |
申请日期 |
2000.02.28 |
| 申请人 |
OTKRYTOE AKTSIONERNOE OBSHCHESTVO "UDMURTNEFT'" |
发明人 |
BOGOMOL'NYJ E.I.;GULJAEV B.K.;MALJUGIN V.M.;ZELENIN A.A.;IVANOV G.S.;PROSVIRIN A.A. |
| 分类号 |
E21B43/26;E21B43/27;(IPC1-7):E21B43/26 |
主分类号 |
E21B43/26 |
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