A series of experiments have been carried out with the mixture of magnetite and quartz in a spiralclassifier to study the behaviour of mixture of minerals.
为了研究混合矿物的分级行为，用磁铁矿和石英的混合矿样在螺旋分级机中进行了一系列分级试验。
2
The mathematical models for industrial spiralclassifier are finally established.
从而建立了工业型螺旋分级机的数学模型。
3
According to the present product state of the Midi concentrating plant, the authors give a new technique of control classification of spiralclassifier overflow with cyclone screens.