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2 043 376

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Application

5048000/05, 1992-06-16

(22)

Actual filing date

1992-06-16

(45)

Published

1995-09-10

(72)

Inventor

Goncharov Viktor Nikolaevich[Ua]Rassokha Aleksej Nikolaevich[Ua]Avramenko Vjacheslav Leonidovich[Ua]Shashora Larisa Dmitrievna[Ua]

(73)

Holder

Ukrainskij Nauchno-Issledovatel'Skij Institut Prirodnykh Gazov

METHOD FOR PRODUCTION OF PROTECTIVE COATING Russian patent published in 1995 - IPC

Abstract RU 2043376 C1

FIELD: oil production. SUBSTANCE: protective coating contains (mass): epoxy diane oligomer 15-25; furfural-acetone monomer 10-15; coal tar 5-10; mixture of product of reamination of 2-dimetylaminomethyl phenol by ethylene diamine and 2-aminphenol-4-sulfoacid at their mass ratio 1:(0.2-0.35) which is used as hardener 10-12; product prepared by mixing suspension of polymethylmethacrylate and benzoyl peroxide at ratio 1:(0.01-0.015) which is used as filler 20-40; and organic solvent. Coating is dried at 80-100 C within 1.5-4.0 h. EFFECT: improves efficiency of the method. 3 tbl

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RU 2 043 376 C1

Authors

Goncharov Viktor Nikolaevich[Ua]

Rassokha Aleksej Nikolaevich[Ua]

Avramenko Vjacheslav Leonidovich[Ua]

Shashora Larisa Dmitrievna[Ua]

Dates

1995-09-10—Published

1992-06-16—Filed

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