
Additional Heavy-media Cyclone Circuit Recovers .
The raw coal deslime screen underflow pan was modified to allow material to feed the new Conn-Weld 8- x 20-ft deslime banana screen. Two 15-in.-diameter Krebs raw coal classifying cyclones were added to the existing bank, bringing the total to eight. One 15-in.-diameter Krebs fine refuse cyclone was added over an existing high-frequency refuse ...