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2 370 513

(13)

(51)

IPC

C09K5/10(2006-01-01)

C23F11/14(2006-01-01)

(21) (22)

Application

2008113751/04, 2008-04-11

(24)

Start date

2008-04-11

(22)

Actual filing date

2008-04-11

(45)

Published

2009-10-20

(72)

Inventor

Gajdar Sergej MikhajlovichZakharov Igor' AleksandrovichChistjakov Vasilij Vjacheslavovich

(73)

Holder

Federal'Noe Gosudarstvennoe Uchrezhdenie Nauchno-Issledovatel'Skij Ispytatel'Nyj Institut Ministerstva Oborony Rossijskoj Federatsii"

ANTIFREEZE Russian patent published in 2009 - IPC C09K5/10 C23F11/14

Abstract RU 2370513 C1

FIELD: chemistry.

SUBSTANCE: antifreeze contains sodium nitrite 0.1-0.2 wt %, sodium nitrate 0.2-0.3 wt %, sodium salt of 2- mercaptobenzothiazole 3.0-4.0 wt %, ethanolamine borate 2.0-4.0 wt %, ethyleneglycol 50.0-60.0 wt % and water - the rest.

EFFECT: improved protective properties of the antifreeze towards steel, cast-iron and aluminium.

1 cl, 4 tbl

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RU 2 370 513 C1

Authors

Gajdar Sergej Mikhajlovich

Zakharov Igor' Aleksandrovich

Chistjakov Vasilij Vjacheslavovich

Dates

2009-10-20—Published

2008-04-11—Filed