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2 038 412

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C1

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IPC

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Application

93002055/02, 1992-01-11

(22)

Actual filing date

1992-01-11

(45)

Published

1995-06-27

(72)

Inventor

Serdjuk V.V.Kutsenok Ju.B.Stepanov A.B.Braslavskij M.I.Ashkinazi L.A.

(73)

Holder

Maloe Gosudarstvennoe Predprijatie

REACTION COMPOUND FOR THERMOCHEMICAL TREATMENT OF MATERIALS Russian patent published in 1995 - IPC

Abstract RU 2038412 C1

FIELD: mechanical engineering and chemistry. SUBSTANCE: reaction compound for thermochemical treatment of materials contains the following components, mas. hydrogen fluoride 1-70; dispersing agent 0.1-10; corrosion inhibitor 0.1-10; the balance, dispersive medium. Dispersing agents are used in form of surfactants: neonol, syntanol DS-10, OP-7. Corrosion inhibitors are used in form of sodium nitrile, sodium phosphate, potassium bichromate, hydrazine, sodium sulfate, benzothiazole, hexamethylene tetramine, etc. EFFECT: higher efficiency. 4 cl, 3 tbl

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RU 2 038 412 C1

Authors

Serdjuk V.V.

Kutsenok Ju.B.

Stepanov A.B.

Braslavskij M.I.

Ashkinazi L.A.

Dates

1995-06-27—Published

1992-01-11—Filed

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