FIELD: nonferrous metallurgy, particular, devices for, production of antimony trioxide. SUBSTANCE: the offered furnace has body, bottom, gas duct, loading devices and devices for discharge of melt, roof. Roof is located at distance of 0.75-2.0 m from bottom. Installed in roof are vertical lances for air supply. Total area of openings of lances amounts to (0.001-0.35)1010-2 of bottom area and total number of lances is determined by formula N= KSb, where N is lance number; Sb is bottom area, sq.m; K is coefficient equalling (0.55-0.74)m-2. EFFECT: higher efficiency. 2 dwg , 1 tbl
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Authors
Dates
1997-11-20—Published
1996-08-22—Filed