| 发明名称 |
METHOD FOR DEVELOPMENT OF NONUNIFORM OIL BEDS |
| 摘要 |
FIELD: oil production industry. SUBSTANCE: this method can be most efficiently used at late stage of operating oil deposits. According to method, for higher oil recovery and reduced watering of producing wells, successively injected through injection wells are water solutions of water-soluble polymer of polyacrylamide, alkalis and salts of bivalent-trivalent metals. EFFECT: high efficiency. 1 cl, 2 tblt
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| 申请公布号 |
RU2103491(C1) |
申请公布日期 |
1998.01.27 |
| 申请号 |
RU19960112806 |
申请日期 |
1996.06.18 |
| 申请人 |
OTKRYTOE AKTSIONERNOE OBSHCHESTVO "NEFTJANAJA KOMP;OTKRYTOE AKTSIONERNOE OBSHCHES |
发明人 |
BRILLIANT L.S.;NOVOZHILOV V.G.;STARKOVA N.R.;BRILLIANT L.S.;NOVOZHILOV V.G.;STARKOVA N.R. |
| 分类号 |
E21B43/22;(IPC1-7):E21B43/22 |
主分类号 |
E21B43/22 |
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