Tundish impact pad

Metallurgical apparatus – Means for holding or supporting work – Receptacle

Reexamination Certificate

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Details

C222S594000

Reexamination Certificate

active

06929775

ABSTRACT:
An impact pad formed from a refractory material for reducing the turbulence of a molten metal poured therein. The impact pad has a plurality of sidewalls, each sidewall having a plurality of spherically shaped portions. The spherically shaped portions disperse the molten metal in a variety of directions.

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MAGNECO/METREL Annual Report, dated Dec. 1990, 10 pages.
MAGNECO/METREL brochure titled “Tundish refractory Technology”, dated Dec. 1992, 12 pages.
Roger D. Timberlake and Madjid Soofi, “Tundish Refractory Technology for Clean Steelmaking,” presented at the Association of Iron and Steel Engineers Convention, Sep. 1987, 36 pages.
MAGNECO/METREL sales document entitled “Turbulence Inhibiting Impact Pads,” dated 2001, showing multiple embodiments of tundish impact pads offered for sale, 5 pages.

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