• Technical features of hyperbaric filter and vacuum disc filter introduced in relation of dewatering of coal flotation concentrate;

    介绍了加压过滤圆盘真空过滤机浮选精煤脱水方面工艺特点

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  • The research on flotation technology and depressant mechanism support a dependable foundation for coal flotation both in theory and practice.

    通过工艺途径抑制剂作用机理两方面研究,从实践和理论上浮游选煤中的降灰工艺提供可靠依据

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  • The paper gives an analysis on main factors effecting coal flotation performance and a description of automatic control of main parameters of flotation and the way to put it into practice.

    阐述影响浮选效果主要因素介绍了浮选工艺过程中几个主要参数自动控制的实现方法各个控制方法进行分析

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  • The flotation and filtration test of Ximing coal were studied by using 7 kinds of PAM as additives.

    采用7种型号聚丙烯酰胺作为添加剂,西铭进行浮选过滤试验

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  • The relation between the character of the flotation feed and the petrographic constituents of raw coal and especially the flowsheet is briefly described.

    扼要地概括浮选原料性质原煤组成关系特别是工艺流程的关系。

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  • A new method of deashing was provided to solve the difficulty of flotation deashing by some special kind of reagent changing the surface nature of Zhungeer coal.

    主要针对准格尔浮选难度,提出某种药剂改变准格尔煤表面性质,从而降低灰分方法

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  • After four - stage cleaning flotation. 86.8 % of ash was rejected from coal.

    经过浮选后,灰分去除率可达到86.8%;

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  • The paper puts forward a new watering regime of jigging process. It makes coal preparation plants with flotation shops adoptable to direct flotation.

    本文给出新的流程用水制度会使所有设有浮选选煤厂能采用直接浮选工艺。

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  • The results of the flotation experiments shows that the ash content of the washed coal is only half of the coal slurry flotation without comminution by high pressure water jet, and the total sulfur.

    试验结果表明高压射流粉碎煤泥浮选后其精煤灰分含量为煤泥直接浮选精煤含量的一半硫含量煤泥直接浮选精煤含量的五分之一。

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  • The more collecting agent, the higher flotation concentration recovery of coal electrochemical flotation, the lower percentage of desulfurization.

    捕收剂用量加大,可使电化学浮选精煤增加,率减小。

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  • The flotation experimental in the different condition indicates that coal electrochemical flotation is better than flotation and depressant flotation.

    不同条件下电化学处理浮选试验结果表明:电化学浮选脱硫优于常规浮选脱硫抑制剂脱硫。

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  • The paper gives an account of the influence of oxidized coal slime on its floatability and the way to improve the performance of flotation treating such slime.

    论述煤泥氧化后对可浮性影响改善难浮煤泥浮选效果的可行途径

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  • Through the flotation test, the occurrence form, main carrier mineral and arsenic abundance in both types of coal are analyzed and calculated.

    通过浮选试验两种类型砷的赋存形态主要载体矿物含砷丰度进行了分析计算。

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  • The process of conversion from XJX T12 mechanical flotation machine to FJCR12 4 jet flotation machine is introduced at Taixi Coal Preparation Plant.

    介绍太西选煤厂将XJX T12型机械搅拌式浮选改造FJCR124喷射式浮选过程,分析了两类浮选机清水性能试验和生产试验的结果。

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  • The general example was calculated, indicating that the filtering time and the filter chamber thickness of flotation washing coal filter presses which are now in use should be increased suitably.

    通过一般说明目前浮选精煤适当增加过滤时间厚度

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  • The results of application evaluation indicate that this mixed carboxylic ester is a kind of flotation agent for coal preparation with good performance.

    应用评价结果表明羧酸混合种性能优异的选浮选

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  • The cleaned coal yield before and after ultrasonic treatment, the effect of flotation desulfurization and flotation speed were studied.

    笔者对煤泥超声处理前后浮选精煤产率、浮选脱硫效果、浮选速度等方面进行了试验研究。

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  • The former technique is used for reducing the excessive moisture of coking coal in case a larger proportion of flotation concentrate is blended.

    炼焦煤调湿技术针对炼焦比例较大浮选精煤而导致水分过高所采取的降水调湿手段;

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  • The coal slurry ash detection is a nodus to on line material goods analyze in the coal preparation plant. Furthermore the ash control of the flotation concentrate can't be set foot in it.

    浆测选煤厂在线物料分析一个难点浮选精煤灰分控制更是无法涉足。

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  • The coal slurry ash detection is a nodus to on line material goods analyze in the coal preparation plant. Furthermore the ash control of the flotation concentrate can't be set foot in it.

    浆测选煤厂在线物料分析一个难点浮选精煤灰分控制更是无法涉足。

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