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2 076 850

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C1

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IPC

(21) (22)

Application

96118332/03, 1996-09-19

(22)

Actual filing date

1996-09-19

(45)

Published

1997-04-10

(72)

Inventor

Semjannikov V.P.Gel'Fenbejn V.E.Zhuravlev Ju.L.

(73)

Holder

Zakrytoe Aktsionernoe Obshchestvo

MOLTEN SPINEL-CONTAINING MATERIAL Russian patent published in 1997 - IPC

Abstract RU 2076850 C1

FIELD: refractory materials. SUBSTANCE: material contains, wt.-%: alumina, 50-70; magnesia, 24.5-49.5; silica, 0.1-1.5; calcium oxide, 0.2-2.0; and ferric oxide, 0.2-2.0, is prepared by melting with pouring, velocity of pouring and crystallization of melt being such as to ensure caking degree 0.05-0.85 and irreversible volume growth 0.5-7.0% after heating at 1250-1750 C. Material is suitable for manufacturing lining of heat units. EFFECT: improved quality. 1 tbl

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RU 2 076 850 C1

Authors

Semjannikov V.P.

Gel'Fenbejn V.E.

Zhuravlev Ju.L.

Dates

1997-04-10—Published

1996-09-19—Filed

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