Processing of sulphur-containing ores in a fluidised bed consists of roasting while applying a gas velocity above the second critical velocity for fluidised bed formation. This is effective against oversaturation of the gas stream with roasting residue.
申请公布号
DE1908015(A1)
申请公布日期
1970.09.03
申请号
DE19691908015
申请日期
1969.02.18
申请人
NAUCNO-ISSLODOVATELSKIJ INSTITUT PO UDOBRENIJAM I INSEKTOFUNGISIDAM
发明人
N. TERNOVSKAJA,ALLA;M. BORISOV,VASILIJ;T. VASILJEV,BORIS;I. SIPOV,EMMANUIL;G. KORENBERG,JAKOV;G. FELDMAN,VLADIMIR;P. KUUR,VJACESLAV;I. DENISOV,JEVGENIJ