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2 159 824

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IPC

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Application

98108814/02, 1998-05-07

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Start date

1998-05-07

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Actual filing date

1998-05-07

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Published

2000-11-27

(72)

Inventor

Filimonov A.I.

(73)

Holder

Dochernee Otkrytoe Aktsionernoe Obshchestvo Nauchno-Issledovatel'Skij I Proektnyj Institut Neftjanoj Promyshlennosti"

CORROSION INHIBITOR FOR OXYGEN-CONTAINING HIGHLY MINERALIZED AQUEOUS MEDIA Russian patent published in 2000 - IPC

Abstract RU 2159824 C2

FIELD: oil producing industry; protection of oil field equipment against corrosion in aqueous and oil media containing oxygen. SUBSTANCE: corrosion inhibitor contains tall oil, 2.8 to 6.3 mass-% and amine compounds - fatty amines or their mixtures of common formula RnHmN, where n=1, 2, 3; m= 0, 1, 2; R = C2H5, n-C4H9, CH2CH2OH - 31.8 to 47.2 mass-%, nonionic surfactant, 0.3 mass-% and solvent, remainder. EFFECT: enhanced protective efficiency of inhibitor; low solidification temperature. 1 tbl, 8 ex

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RU 2 159 824 C2

Authors

Filimonov A.I.

Dates

2000-11-27—Published

1998-05-07—Filed

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