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2 104 121

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C1

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IPC

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Application

96113481/02, 1996-07-02

(22)

Actual filing date

1996-07-02

(45)

Published

1998-02-10

(72)

Inventor

Chumarin B.A.Safonov I.V.Zakharov D.V.Chigraj S.M.Nyrkov N.I.Lebedev V.I.

(73)

Holder

Aktsionernoe Obshchestvo Metallurgicheskij Kombinat"

COVER FOR STEEL CASTING LADLE Russian patent published in 1998 - IPC

Abstract RU 2104121 C1

FIELD: metallurgy. SUBSTANCE: cover has metal casting with refractory lining. Attached to internal concave surface of casting are at least two wavy metal strips. Lining is made from heat-resistant concrete with filler in the form of chopped steel wire. Filler content in periphery circular part of lining in the region of its contact with ladle lining amounts to 4-5-8% and in central part, 2-4%. Width of periphery circular part amounts to 0.05-0.15 of inner diameter of cover lining. EFFECT: higher stability of cover due to presence of filler in concrete and metal strips. 2 dwg, 1 tbl

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RU 2 104 121 C1

Authors

Chumarin B.A.

Safonov I.V.

Zakharov D.V.

Chigraj S.M.

Nyrkov N.I.

Lebedev V.I.

Dates

1998-02-10—Published

1996-07-02—Filed

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