Well block for metallurgical vessel
AssigneeNorth American Refractories Co.
InventorsIsrael Peretz, Timothy A. Leitzel
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Abstract
A well block for use in a refractory lining in a metallurgical vessel for holding molten metal. The well block is comprised of a body formed of a refractory material. The body has a top surface, a bottom surface, an inner surface defining a bore that extends through the body from the top surface to the bottom surface, and a double-curved outer surface having at least one peak or valley formed thereon.
Claims19
A well block for use in a refractory lining in a metallurgical vessel for holding molten metal, said well block comprised of:
- a body formed of a refractory material, said body having a top surface, a bottom surface, an inner surface defining a bore that extends through said body from said top surface to said bottom surface, and a double-curved outer surface having at least one peak or valley formed thereon.
An isopressed well block for use in a refractory lining in a metallurgical vessel for holding molten metal, said well block having a body having a top surface, a bottom surface, an inner surface defining a bore that extends through said body from said top surface to said bottom surface, and said refractory material comprised of:
- 5 to 95% by weight of a material selected from the group consisting of alumina (Al2O3), in the form of tabular alumina, white fused alumina, brown fused alumina, bauxite or combinations of those materials, magnesium oxide (MgO), silica (SiO2), zirconium oxide (ZrO2) and combinations thereof,
- 1 to 25% by weight carbon,
- 0 to 15% of an antioxidant,
- and a resin bond.
Dependencies are inferred from the claim text.