SOLID COMPLEX COMPOSITION TO AVOID SALT AND ASPHALTENE-TARRY- PARAFFIN DEPOSITS Russian patent published in 2005 - IPC

Abstract RU 2267006 C1

FIELD: oil production, particularly to prevent salt and resin deposits accumulation on pipe walls.

SUBSTANCE: composition comprises powder industrial detergent having not less than 7% by weight of sodium silicate recalculated to SiO₂, not less than 2.5 % by weight of surfactants, not less than 4.0% by weight of phosphoric salts recalculated to P₂O₅ and not less than 30% by weight of moisture. The composition also includes acidiferous additive, namely sulfonic acid and carrier substance, namely building oil asphalt. Above ingredients are taken in the following amounts (% by weight): powder industrial detergent - 10-45, sulfonic acid - 18-30, building oil asphalt - remainder.

EFFECT: increased efficiency of pipelines protection against salt and asphaltene-tarry-paraffin deposits.

8 ex, 4 tbl

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RU 2 267 006 C1

Authors

Runets S.A.

Juzhaninov P.M.

Fofanov B.V.

Dates

2005-12-27—Published

2004-07-19—Filed