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2 040 510

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IPC

(21) (22)

Application

5021282/33, 1992-01-09

(22)

Actual filing date

1992-01-09

(45)

Published

1995-07-25

(72)

Inventor

Perepelitsyn V.A.Khoroshavin L.B.Fljagin V.G.Maurin A.F.Klinov A.I.Kovylov V.M.

(73)

Holder

Vostochnyj Nauchno-Issledovatel'Skij I Proektnyj Institut Ogneupornoj PromyshlennostiSukholozhskij Ogneupornyj Zavod

MULLITE-ROMEITE REFRACTORY MATERIAL Russian patent published in 1995 - IPC

Abstract RU 2040510 C1

FIELD: refractory materials. SUBSTANCE: refractory material has, wt.-% mullite 10-70; glass phase 5-20; chromospinellide 25-70. Refractory material properties: thermostability (1300 C water) is 6-8 heat changes; linear heat expansion is 0.2-0.3% square of corrosion disruption with slag is 5-17 mm²; compression strength limit is 41.2-50.5 H/mm²,; porosity is 18.3-20.8% fireproofing is 1750 C. Material is used in lining of heating and smelting furnaces. EFFECT: enhanced quality of material. 3 tbl

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RU 2 040 510 C1

Authors

Perepelitsyn V.A.

Khoroshavin L.B.

Fljagin V.G.

Maurin A.F.

Klinov A.I.

Kovylov V.M.

Dates

1995-07-25—Published

1992-01-09—Filed