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2 181 702

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Application

2001111154/12, 2001-04-26

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Start date

2001-04-26

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Actual filing date

2001-04-26

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Published

2002-04-27

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Inventor

Bikchantaeva N.V.Aleshkina I.V.Kharitonova L.I.Khlebnikov V.N.Gabdrakhmanov R.A.Koltysheva T.N.Monakhova N.V.

(73)

Holder

Otkrytoe Aktsionernoe Obshchestvo Institut Po Neftepromyslovoj Khimii"

COMPOSITION FOR PREVENTING INORGANIC SALT DEPOSITS INCLUDING IRON COMPOUNDS Russian patent published in 2002 - IPC

Abstract RU 2181702 C1

FIELD: oil and gas production. SUBSTANCE: composition contains 25-38 wt % oxyethylidenephosphonic acid, 20-31 wt % alkanolamine, 8-18 wt % methyl alcohol or ethylene glycol, and water - the balance. EFFECT: enabled prevention of deposits including iron sulfides, oxides, and hydroxides, which is effective under harder conditions and having lower freezing temperature. 1 tbl, 11 ex

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RU 2 181 702 C1

Authors

Bikchantaeva N.V.

Aleshkina I.V.

Kharitonova L.I.

Khlebnikov V.N.

Gabdrakhmanov R.A.

Koltysheva T.N.

Monakhova N.V.

Dates

2002-04-27—Published

2001-04-26—Filed

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