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2 151 987

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IPC

(21) (22)

Application

98118320/03, 1998-10-02

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Start date

1998-10-02

(22)

Actual filing date

1998-10-02

(45)

Published

2000-06-27

(72)

Inventor

Mozhzherin V.A.Sakulin V.Ja.Migal' V.P.Novikov A.N.Salagina G.N.Aleksandrov B.P.Shtern E.A.

(73)

Holder

Oao Kombinat Ogneuporov"

DIRECT-CURRENT PLASMA-ARC FURNACE FOR MELTING OXIDE MATERIALS Russian patent published in 2000 - IPC

Abstract RU 2151987 C1

FIELD: refractories industry; molten powder production. SUBSTANCE: DC plasma-arc furnace has all-metal elliptical bath with electrodes placed along its longer axis; bath area is chosen to suit power supplied so as to ensure specific power in melt of 0.08 to 0.12 kW/sq. cm. Melting process runs continuously. EFFECT: improved capacity, reduced power requirement. 2 dwg, 1 tbl

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RU 2 151 987 C1

Authors

Mozhzherin V.A.

Sakulin V.Ja.

Migal' V.P.

Novikov A.N.

Salagina G.N.

Aleksandrov B.P.

Shtern E.A.

Dates

2000-06-27—Published

1998-10-02—Filed