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2 214 380

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IPC

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Application

2002104335/03, 2002-02-18

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Start date

2002-02-18

(22)

Actual filing date

2002-02-18

(45)

Published

2003-10-20

(72)

Inventor

Nonishneva N.P.Ruzhevskaja L.N.Podkopaev S.A.Sviridov A.A.Sherrjuble V.G.Sherrjuble V.G.

(73)

Holder

Otkrytoe Aktsionernoe Obshchestvo Ehlektrodnyj Zavod"

CARBON-CONTAINING REFRACTORY MATERIAL Russian patent published in 2003 - IPC

Abstract RU 2214380 C1

FIELD: manufacture of carbon-containing refractory products applicable in lining of blast-furnaces, ore-thermal aluminum electrolyzers, etc. SUBSTANCE: carbon-containing refractory material has the following amounts of components, wt. %: thermoanthracite 43-53; graphite 23-33; coal-tar pitch 17-21; silicon carbide 10-20: metallurgical silicon 3-7; aluminum oxide 1-3. EFFECT: higher refractory stability of claimed carbon-containing refractory material. 1 tbl

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RU 2 214 380 C1

Authors

Nonishneva N.P.

Ruzhevskaja L.N.

Podkopaev S.A.

Sviridov A.A.

Sherrjuble V.G.

Dates

2003-10-20—Published

2002-02-18—Filed