FIELD: oil-and gas industry.
SUBSTANCE: water repellent emulsion for oil reservoirs treatment contains wt %: liquid hydrocarbon 46.0 - 63.3, emulsifying agent Atren - hydrocarbon solution of a complicated alkanelamin ethers and oleic acid amides and non-ionic surface active substances 2.5-5, the rest is mineralised water.
EFFECT: oil-sweeping properties and water repellent emulsion stability increase, increase of treatment area and power consumption and cost cutting.
4 tbl
| Title | Year | Author | Number | 
|---|---|---|---|
| HYDROPHOBIC EMULSION | 2018 | 
 | RU2705675C1 | 
| METHOD FOR DEVELOPMENT OF OIL RESERVOIR HETEROGENEOUS IN PERMEABILITY | 2020 | 
 | RU2748198C1 | 
| HYDROPHOBIC EMULSION | 2005 | 
 | RU2281385C1 | 
| INVERT EMULSION FOR PROCESSING OIL POOLS | 2007 | 
 | RU2333928C1 | 
| REVERSE EMULSION FOR TREATING OIL STRATA | 2000 | 
 | RU2153576C1 | 
| PROCEDURE FOR DEVELOPMENT OF NON-UNIFORM OIL RESERVOIR | 2009 | 
 | RU2394155C1 | 
| MICROEMULSION COMPOSITION FOR TREATMENT OF OIL FORMATIONS | 2002 | 
 | RU2213206C1 | 
| INVERT EMULSION FOR OIL RESERVOIRS TREATMENTIT'S COMPOSITION, PREPARATION AND APPLICATION METHODS | 2008 | 
 | RU2381250C1 | 
| COMPOUND FOR CONTROL OF DEVELOPMENT OF OIL DEPOSITS (VERSIONS) | 2009 | 
 | RU2429270C2 | 
| METHOD OF TREATING NON-UNIFORM PERMEABILITY OIL RESERVOIR BY INJECTION OF INVERT EMULSION | 2017 | 
 | RU2660967C1 | 
Authors
Dates
2010-01-20—Published
2008-08-08—Filed