FIELD: oil and gas production.
SUBSTANCE: invention is directed to prevent deposits of inorganic salts, which occur on all the travel route of fluid from formation in its critical zone, wells, wellhead fittings, oil collectors, and water conduits. Composition of invention contains 0.1-0.4% polyacrylic acid sodium salt, 0.4 to 0.1% aminophosphonates, and water.
EFFECT: increased efficiency of preventing salt deposits.
2 tbl
| Title | Year | Author | Number |
|---|---|---|---|
| MINERAL SALT DEPOSIT-PREVENTING COMPOSITION | 2002 |
|
RU2230766C1 |
| COMPOSITION FOR EQUIPMENT PROTECTION FROM CORROSION AND INORGANIC SALT DEPOSITS | 2006 |
|
RU2324005C2 |
| METHOD FOR PREVENTING DEPOSITS OF NON-ORGANIC SALTS | 2013 |
|
RU2531298C1 |
| COMPOSITION FOR PREVENTING FORMATION OF SALT DEPOSITS DURING OIL AND GAS EXTRACTION | 2015 |
|
RU2599150C1 |
| COMPOSITION FOR PREVENTION OF INORGANIC SALTS DEPOSITION | 2010 |
|
RU2447197C1 |
| METHOD FOR PREVENTING DEPOSITION OF MINERAL SALTS AND FERRIC SULFATE | 2002 |
|
RU2233376C2 |
| METHOD OF PRODUCTION AND USAGE OF LONG-TERM ACTIVE REAGENTS FOR PROTECTION OF EXTRACTING OIL WELLS AND ASSOCIATED TECHNOLOGICAL EQUIPMENT FROM CORROSION AND SCALE | 2017 |
|
RU2659055C1 |
| COMPOSITION FOR PREVENTION OF HYDRATE SALT DEPOSITIONS AND CORROSION | 2011 |
|
RU2504571C2 |
| COMPOUND FOR CONTROL OF DEVELOPMENT OF OIL DEPOSITS (VERSIONS) | 2009 |
|
RU2429270C2 |
| METHOD OF VISCOUS-ELASTIC COMPOSITION PREPARING | 0 |
|
SU1789664A1 |
