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2 129 583

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C1

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IPC

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Application

98116995/04, 1998-09-08

(22)

Actual filing date

1998-09-08

(45)

Published

1999-04-27

(72)

Inventor

Bazhenov V.P.(Ru)Lesnichij V.F.(Ru)Glushchenko Viktor NikolaevichShuverov V.M.(Ru)Kobjakov N.I.(Ru)Shipiguzov L.M.(Ru)Rakhimkulov R.S.(Ru)Gerin Ju.G.(Ru)Antropov A.I.(Ru)Rjabov V.G.(Ru)

(73)

Holder

Tovarishchestvo S Ogranichennoj Otvetstvennost'Ju

COMPOSITION FOR REMOVING ASPHALTENE-TAR-PARAFFIN DEPOSITS Russian patent published in 1999 - IPC

Abstract RU 2129583 C1

FIELD: oil and gas production. SUBSTANCE: composition contains, vol %: aliphatic hydrocarbons, 36-78; aromatic hydrocarbons, 20-60; polar nonelectrolyte, 0.5-4; surfactant-demulsifier, 0.01-1.0; and pH regulator, the balance. Dissolving capacity of composition is 1.4-2.4 times higher as compared to known compositions. EFFECT: increased antideposit property. 2 cl, 3 tbl

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RU 2 129 583 C1

Authors

Bazhenov V.P.(Ru)

Lesnichij V.F.(Ru)

Glushchenko Viktor Nikolaevich

Shuverov V.M.(Ru)

Kobjakov N.I.(Ru)

Shipiguzov L.M.(Ru)

Rakhimkulov R.S.(Ru)

Gerin Ju.G.(Ru)

Antropov A.I.(Ru)

Rjabov V.G.(Ru)

Dates

1999-04-27—Published

1998-09-08—Filed

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