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2 141 541

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C1

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IPC

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Application

98105360/02, 1998-03-26

(24)

Start date

1998-03-26

(22)

Actual filing date

1998-03-26

(45)

Published

1999-11-20

(72)

Inventor

Tudrij G.A.Rjabinina N.I.Solodov A.V.

(73)

Holder

Otkrytoe Aktsionernoe Obshchestvo Institut Po Neftepromyslovoj Khimii"

INHIBITOR OF HYDROGEN-SULFIDE CORROSION Russian patent published in 1999 - IPC

Abstract RU 2141541 C1

FIELD: oil-producing industry; applicable in protection of oil-field equipment from corrosion in hydrogen sulfide-containing media. SUBSTANCE: contains the following components, wt.%: tall oil 22-25; polyethylene polyamine 4-6; product of reaction of oxyethylated (with 10 hydroxyethyl groups) and phosphorus pentoxide 3-6; the balance, solvent. EFFECT: highly efficient in hydrogen sulfide-containing media with low solidification temperature. 1 tbl

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RU 2 141 541 C1

Authors

Tudrij G.A.

Rjabinina N.I.

Solodov A.V.

Dates

1999-11-20—Published

1998-03-26—Filed

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