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2 105 024

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(51)

IPC

(21) (22)

Application

97112400/04, 1997-07-30

(22)

Actual filing date

1997-07-30

(45)

Published

1998-02-20

(72)

Inventor

Borisov A.V.Popandopulo I.V.Matrosova G.I.Timashev A.P.Rudakov V.A.Mizel'Kov A.M.Parfenov V.N.Parfenov A.N.Sokolov V.S.Kulikov G.N.Kurbatov V.A.Zajats V.I.Tovkalo L.G.Upadyshev Ju.V.

(73)

Holder

Tovarishchestvo S Ogranichennoj Otvetstvennost'Ju

ANTIFREEZE Russian patent published in 1998 - IPC

Abstract RU 2105024 C1

FIELD: chemical engineering. SUBSTANCE: low freezing cooling agents designed for cooling systems of internal combustion engines and also usable as working fluids in heat exchangers operated at low and moderate temperatures are composed of (in wt %): ethyl carbitol 10.0-45.0; ethylene glycol, 15.0-64.0; sodium tetraborate, 0.3-1.8; alkali metal phosphate, 0.2- 1.2; 2-mercaptothiazol alkali metal salt, 0.005-0.02; alkali metal silicate, 0.005-0.5; alkali metal hydroxide, 0.08-0.25; organosilicon foam suppressor, 0.0005-0.015; dyestuff, 0.001-0.002; and water, the balance. EFFECT: improved performance characteristics. 4 tbl

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RU 2 105 024 C1

Authors

Borisov A.V.

Popandopulo I.V.

Matrosova G.I.

Timashev A.P.

Rudakov V.A.

Mizel'Kov A.M.

Parfenov V.N.

Parfenov A.N.

Sokolov V.S.

Kulikov G.N.

Kurbatov V.A.

Zajats V.I.

Tovkalo L.G.

Upadyshev Ju.V.

Dates

1998-02-20—Published

1997-07-30—Filed