Method and apparatus for melting metal

Details Method and apparatus for melting metal Method and apparatus for melting metal

2008-04-23

2009-08-25

Kastler, Scott (Department: 1793)

Metallurgical apparatus

Means treating solid metal

C431S010000

Reexamination Certificate

active

07578962

ABSTRACT:
An apparatus for melting a metal load includes a furnace having a melting chamber with a hearth and a molten metal outlet. The apparatus further includes non-regenerative burners that are operative to fire into the melting chamber, and regenerative burners that also are operative to fire into the melting chamber. The method includes the steps of firing non-regenerative burners into the chamber to provide heat for melting the load, and also firing regenerative burners into the chamber to provide heat for melting the load.

REFERENCES:
patent: 4923391 (1990-05-01), Gitman
patent: 5683238 (1997-11-01), Snyder

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