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2 166 001

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C1

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Application

2000108701/02, 2000-04-11

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Start date

2000-04-11

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Actual filing date

2000-04-11

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Published

2001-04-27

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Inventor

Varnavskaja O.A.Khvatova L.K.Bradel'Shchikova T.A.Lebedev N.A.Khlebnikov V.N.Shajakhmetov D.K.Khusnullin M.G.Magalimov A.F.Zherebtsov E.P.

(73)

Holder

Otkrytoe Aktsionernoe Obshchestvo Institut Po Neftepromyslovoj Khimii" Oao

COMPOSITION FOR PROTECTION OF OIL-FIELD EQUIPMENT AGAINST HYDROGEN SULFIDE AND CARBON DIOXIDE CORROSION Russian patent published in 2001 - IPC

Abstract RU 2166001 C1

FIELD: corrosion protection. SUBSTANCE: composition contains, %: higher fatty acids, 5-50; interaction product of 1 mole C8-C20-fatty acid, 3-20; mole ethylene oxide, 20-30; and 2 mole organophosphorus compound or its mixture with oxyethylated amine with 8-20 carbon atoms and 10-30 ethylene oxide units; nonionic surfactant, 3-20; and solvent, the balance. EFFECT: increased protection efficiency. 2 tbl, 23 ex

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RU 2 166 001 C1

Authors

Varnavskaja O.A.

Khvatova L.K.

Bradel'Shchikova T.A.

Lebedev N.A.

Khlebnikov V.N.

Shajakhmetov D.K.

Khusnullin M.G.

Magalimov A.F.

Zherebtsov E.P.

Dates

2001-04-27—Published

2000-04-11—Filed

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