REFRACTORY MATERIAL Russian patent published in 1998 - IPC

Abstract RU 2121988 C1

FIELD: manufacture of refractory metal conduits for steel pouring. SUBSTANCE: claimed material comprises calcium zirconate-based cake, wt.%: zirconium dioxide, 55-75; calcium oxide, 20-45; aluminium oxide, 1-5; silicon or silicon carbide, 2-10; and graphite, 10-28. Use of new refractory material makes it possible to operate metal conduits during steel pouring without problems. EFFECT: improved properties of the refractory material. 3 tbl

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RU 2 121 988 C1

Authors

Aksel'Rod L.M.

Migal' V.P.

Mozhzherin V.A.

Sakulin V.Ja.

Dates

1998-11-20—Published

1996-10-18—Filed