精矿品位

浮选&氰化提金厂经济精矿品位的探讨

Discussion about the Economic Concentrate Grade In Flotation & Cyanide Mills

提高永平铜矿铜精矿品位的探讨

Approach to improving of Cu concentrate grade in Yongping Copper Mine

采用MATLAB工具，建立图像纹理参数与精矿品位之间的数学模型。

We have established mathematic models between the texture parameters in the image and the grade of concentrated mineral in flotation forth with MATLAB language .

AF黏度较低，具有良好的选择性，能较大幅度地提高铋粗选精矿品位。

AF which has low viscosity and fine selectivity , can raise the Bi grade to a large extent of roughing concentrate .

在工业性试验中取得了硫精矿品位52.28%，含SiO20.44%的指标。

In the commercial tests , the pyrite concentrate with the grade of S 52 . 28 % , containing SiO2 0.44 % , is obtained .

Cu，Pb和Zn精矿品位分别为17.09%，53.17%和52.59%，回收率分别为88.24%，79.44%和69.36%，银总回收率80.54%。

The grades and recoveries of copper , lead and zinc concentrates are 17.09 % , 53.17 % , 52.59 % and 88.24 % , 79.44 % , 69.36 % , respectively . The total recovery of silver is 80.54 % .

故从高酸浸出渣Ag（300g/t）中可用超酸浸出&硫化浮选法回收银，银的回收率76.54%，银精矿品位4456.0g/t。

Silver can be recovered from acid leach residue ( 300g Ag / t ) by the process of superacid leach-sulfuration flotation at a recovery of 76.54 % with the concentrate of grade of 4456.0g/t .

以H-4为捕收剂、NS-6活化剂为主的用药制度下的闭路实验结果表明，银回收率达84.5%，银精矿品位为0.46%。浮选指标超过合同规定的银回收率为75%的要求。

The locked cycle tests mainly based on collector H-4 and activator NS-6 demonstrate that silver concentrates grade are 0.45 % at 84.5 % Ag recovery .

于1997年该技术应用到生产实践中，获得精矿品位为56.67g/t、金回收率9018%的好指标，分别比原生产指标提高1947g/t和338个百分点。

This technique achieved a break through and was applied to the production in 1997 , gaining concentrate grade 56.67g/t and gold recovery rate 98.18 % , raising by 19.47 % and 3.38 % respectively .

通过小型试验和工业试验，在保证部分优先选铜精矿品位和作业回收率的前提下，采用新药剂BJ-306，铜、金、银回收率分别提高了1.082%、8.141%、2.020%。

Through small-scale test and commercial test , without reducing the grade and recovery of copper in partial-selectivity flotation , the recoveries of copper , gold and silver are increased to 1.082 % , 8.141 % and 2.020 % respectively by using new reagent BJ-306 .

本文利用新型黄金捕收剂BYC与流程结构相配合，成功地提高了某金矿金的回收率，获得了金精矿品位111.95g/t，回收率95.07%的较佳指标。

In this paper , through combining a new type of collecter BYC of flotating gold and flow structure , the recovery rate in a glod ore was successfully increased , and the gold concentrate having grade of 111.95g/t and recovery rate of 95.07 % were obtained .

提高锂云母精矿品位及回收率的试验探讨

Experiments of Improving the Quality and Recyclable Rate of Lithium Mica

磁选厂选矿比与精矿品位经济关系的研究

Research on The Economic Relations Between Concentration Ratio and Extraction Grade

探讨配矿数学模型提高铁精矿品位

Using Mathematical Model for Ore Blending to Increase Iron Concentrate Grade

提高难选冶金矿金精矿品位的试验研究

A Study on Increasing Gold Concentrate Grade of Some Refractory Gold Ores

基于人工神经网络的浮选精矿品位预测模型

Prediction Model of Floatation Concentrate Grade Based on Neural Networks

提高东选精矿品位的研究与实践

Study and Practice of Increasing Concentrate Grade of Dongshan Concentrator

浮选泡沫精矿品位图像识别研究

Research on Image Recognition of Flotation Forth about Concentrated Mineral 's Grade

提高钼精矿品位途径的探讨

Study of way for raising the grade of molybdenum concentrates

提高高硫含金矿石精矿品位的试验研究

Experimental study on improving the gold concentrate grade of high-sulphur gold ore

成本法&铁精矿品位优化的新方法

Cost method & a new approach to optimization of iron concentrate grade

优化铁精矿品位的意义与方法

The Significance and Methods of Optimizing the Iron Concentrate Grade

攀钢密地选矿厂提高铁精矿品位工业试验研究

Industrial Test on Raising Concentrate Grade of Midi Concentrator , Pan Steel

本文对低品位铁精矿品位的提高进行了较系统的研究，取得了良好的试验结果。

This paper studied systemically low grade concentrate and achieved good experimental results .

提高某镍业公司选厂镍精矿品位的研究

Research on Improving Grade of Nickel Concentrate of a Nickel Co. 's Concentrator

采用高效选矿技术，提高和优化铁精矿品位

Adopting high efficiency dressing techniques , increasing and optimizing grade of iron concentrate

降低分级机转速对提高精矿品位的作用

Function of reducing rotary speed of grader to improve the grade of concentrate

采用组合磨矿的闭路试验得到最终精矿品位为20.14%，回收率为78.98%。

The concentrate grade was 20.14 % with the recovery of 78.98 % .

提高东山选厂精矿品位的工业试验研究

Commercial test on increasing the grade of Dongshan concentrator

浅谈德兴铜矿矿石性质与铜精矿品位

The characteristics of copper ore and grade of copper concentrate in Dexing copper mine