Method for cleaning slag in an electric furnace

Details Method for cleaning slag in an electric furnace Method for cleaning slag in an electric furnace

1998-03-25

2000-08-01

Willis, Prince

Specialized metallurgical processes, compositions for use therei

Processes

Electrothermic processes

75585, 266215, C22B 900

Patent

active

060961104

ABSTRACT:
The invention relates to a method for cleaning slag, created in metallurgical processes of non-ferrous metals, in an electric furnace, and particularly the method is related to a semi-continuous cleaning process. According to the novel method, the electric furnace is provided with at least two slag tapping holes, the lower of which is arranged on the same level as the tap hole in a conventional, batchwise operated furnace, and the second tap hole is located higher up, either at the height of the feed inlet or only slightly underneath it.

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patent: 5215571 (1993-06-01), Macuson et al.
patent: 5658368 (1997-08-01), Diaz et al.
patent: 5853657 (1998-12-01), Diaz et al.

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