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Application

2002134037/03, 2002-12-17

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Start date

2002-12-17

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Actual filing date

2002-12-17

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Published

2004-05-10

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Inventor

Pavlychev V.N.Khismatullin S.G.Safonov E.N.Surkov V.D.Logutov I.Ju.Prokshina N.V.Umetbaev V.V.

(73)

Holder

Otkrytoe Aktsionernoe Obshchestvo Neftjanaja Kompanija

COMPOUND FOR REMOVAL OF ASPHALT-RESIN-PARAFFIN SEDIMENTATIONS Russian patent published in 2004 - IPC

Abstract RU 2228432 C1

FIELD: oil extracting industry. SUBSTANCE: compound has, in percents of mass: hydrocarbon fraction at 70-165 centigrade, received from benzine fraction of reforming process with addition of 15.9-17.3% dicyclopentadiene, or said fraction, received by means of rectification of liquid pyrolysis products, which has 15.9-17.3% cyclopentadiene and dicyclopentadiene mixture - 98.8-99.2, surface-active substance - 0.3-0.5 and polar nonelectrolyte - 0.5-0.7. EFFECT: increased speed of asphalt-resin-paraffin sedimentations removal and increased dissolvent capacity. 4 tbl

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RU 2 228 432 C1

Authors

Pavlychev V.N.

Khismatullin S.G.

Safonov E.N.

Surkov V.D.

Logutov I.Ju.

Prokshina N.V.

Umetbaev V.V.

Dates

2004-05-10—Published

2002-12-17—Filed

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