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RU

(11)

2 533 509

(13)

C1

(51)

IPC

C03C8/02(2006-01-01)

C21D1/70(2006-01-01)

(21) (22)

Application

2013141232/03, 2013-09-09

(24)

Start date

2013-09-09

(22)

Actual filing date

2013-09-09

(45)

Published

2014-11-20

(72)

Inventor

Il'Ina Alina Dmitrievna

(73)

Holder

Il'Ina Alina Dmitrievna

PROTECTIVE COATING FOR STEELS AND ALLOYS Russian patent published in 2014 - IPC C03C8/02 C21D1/70 

Abstract RU 2533509 C1

FIELD: metallurgy.

SUBSTANCE: protective technological coating contains the following, wt %: Al2O3 - 19-35; CaO - 1-8; MgO - 1-7.5; 3CaO·Al2O3 - 0.8-1.2; CaO·6Al2O3 - 3-11; MgO·Al2O3 - 0.3-1; BaO·Al2O3·2SiO2 - 3-7; SiO2 is the rest.

EFFECT: creation of a protective coating having increased operating temperature and increase of serviceability time.

2 tbl

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RU 2 533 509 C1

Authors

Il'Ina Alina Dmitrievna

Dates

2014-11-20—Published

2013-09-09—Filed

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