FIELD: oil and gas production. SUBSTANCE: invention aims at reducing water content in extracted product by clogging watered reservoir and entraining into development new zones of formation. Composition contains, %: zeolite, 6.0-10.0; hydrochloric acid, 6.0-10.0; nonionic surfactant, 0.01-0.05; oil-soluble anionic surfactant, 0.01-0.05; and water. EFFECT: increased efficiency of composition with regard to reducing permeability of watered high-permeability reservoir and oil production profitability. 1 tbl, 3 ex
| Title | Year | Author | Number |
|---|---|---|---|
| METHOD OF DISPLACEMENT OF UNRECOVERED OIL | 1999 |
|
RU2170817C2 |
| METHOD OF FORMATION PERMEABILITY CONTROL | 1999 |
|
RU2148160C1 |
| OIL PRODUCTION METHOD | 2005 |
|
RU2295635C2 |
| PROCESS OF CONTROL OVER PENETRABILITY OF INHOMOGENEOUS POOL | 2000 |
|
RU2182654C1 |
| COMPOSITION FOR REGULATING PENETRABILITY OF HETEROGENEOUS COLLECTOR | 1999 |
|
RU2167285C1 |
| PROCESS OF EXPLOITATION OF OIL FIELD | 2000 |
|
RU2159327C1 |
| FORMATION PERMEABILITY CONTROL METHOD | 2003 |
|
RU2262584C2 |
| METHOD OF TREATMENT OF CARBONATE POROUS- FRACTURED RESERVOIR | 2000 |
|
RU2171370C1 |
| METHOD OF RECOVERY OF RESIDUAL OIL FROM FORMATION | 1997 |
|
RU2129657C1 |
| METHOD OF OIL RECOVERY FROM FORMATION | 2000 |
|
RU2158822C1 |
Authors
Dates
2000-07-20—Published
1999-09-13—Filed