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1·A new type of multi stage cone spiral classifier was developed.

研制了一种新型多段圆锥螺旋分级机。

2·The mathematical models for industrial spiral classifier are finally established.

从而建立了工业型螺旋分级机的数学模型。

3·It is highly efficient and energy saving, to gradually replace spiral classifier.

具有高效，节能并将逐步替代螺旋分级机作业。

4·Spiral classification-screening machine has been developed by introducing wet screening into the conventional spiral classifier.

通过在传统的螺旋分级机上引入湿式筛分，研制成螺旋分级筛分机。

5·A series of experiments have been carried out with the mixture of magnetite and quartz in a spiral classifier 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。

6·Spiral classifier with different proportion of solid particles in the liquid precipitation rate of different principle, to wash the mixture of ore, grading.

螺旋分级机借助固体颗粒的比重不同而在液体中沉淀的速度不同的原理，对矿石混合物进行洗净、分级。

7·The spiral classifier divided: high weir single spiral classifier, high-Weir type dual spiral classifier, spiral classifier single sink, sinking double spiral classifier.

该螺旋分级机分有：高堰式单螺旋分级机、高堰式双螺旋分级机、沉没式单螺旋分级机、沉没式双螺旋分级机。

8·Compared with a conventional cylindrical spiral classifier, the spiral classifier can increase greatly the classification efficiency to 81% by quantity and 67% by quality.

与传统圆柱形螺旋分级机的对比试验结果表明，新型螺旋分级机的分级效率大幅度提高，分级量效率达到81%，质效率达到67%。

9·The overflow discharge of spiral classifier is changed to be bilateral discharging from the traditional front-end approach, forming a spiral classifier with bilateral discharging.

将螺旋分级机的溢流排矿方式由传统的前端排放改为两侧排放，形成了双侧排料螺旋分级机。

10·According to the present product state of the Midi concentrating plant, the authors give a new technique of control classification of spiral classifier overflow with cyclone screens.

从密地选矿厂生产现状入手，提出了应用旋流筛对螺旋分级溢流进行控制分级的新工艺。