FIELD: oil and gas production.
SUBSTANCE: invention is intended to protect inner surface of transmission pipelines against asphalt-tar-paraffin deposits and provides appropriate composition containing 0.5-10% polyvinyl alcohol, 0.01-1% nonionic surfactant (FK 2000 PLUS), and water.
EFFECT: prolonged pipeline protection effect of composition and manifested demulsification activity.
1 dwg, 5 tbl, 5 ex
| Title | Year | Author | Number |
|---|---|---|---|
| CORROSION AND ASPHALT-RESIN-PARAFFIN DEPOSIT INHIBITOR | 2015 |
|
RU2579071C1 |
| FORMULATION FOR REMOVING ASPHALTENE-TAR-PARAFFIN DEPOSITS AND HYDROPHOBIZATION OF FORMATION BOTTOM ZONE | 2005 |
|
RU2307860C2 |
| COMPOSITION FOR DESTROYING WATER-OIL EMULSIONS AND PROTECTING OIL-FIELD EQUIPMENT AGAINST CORROSION AND ASPHALTENE-TAR-PARAFFIN DEPOSITS | 2003 |
|
RU2250246C1 |
| PROCEDURE FOR DECOMPOSITION OF WATER-OIL EMULSIONS | 2016 |
|
RU2621675C1 |
| DETERGENT COMPOSITION | 2021 |
|
RU2766860C1 |
| COMPOSITION FOR DESTRUCTION OF AQUEOUS-PETROLEUM EMULSION AND TREATMENT OF SEWAGE WATERS POSSESSING INHIBITORY EFFECT ON HYDROGEN SULFIDE, CARBON DIOXIDE CORROSION AND SALT DEPOSITIONS | 2004 |
|
RU2263133C1 |
| COMPOSITION FOR PRODUCTION AND TRANSPORT OF CRUDE OIL AND A METHOD FOR PREPARATION THEREOF | 2002 |
|
RU2220999C1 |
| FORMULATION FOR ACID TREATMENT OF CRITICAL BOREHOLE ZONE | 2005 |
|
RU2294353C1 |
| MULTIFUNCTIONAL GEL PISTON FOR PIPELINES CLEANING AND SEPARATION OF ENVIRONMENTS AND METHOD OF ITS OBTAINING | 2015 |
|
RU2619682C2 |
| COMPOSITION FOR OIL PRODUCTION AND TRANSPORTATION | 2020 |
|
RU2753827C1 |
