The pollution of the raw gold ore roasting system has resolved successfully after re-design and modification on the other hand the usage of heat exchanger reduces the coal consumption.
对金矿原矿沸腾焙烧系统重新核算后进行改造，成功地解决了环境污染问题，同时换热器的使用降低了煤耗，节约了能源。
The effects of microwave roasting pretreatment on leaching behavior of diaspore ore were investigated.
研究了微波焙烧对一水硬铝石矿浸出性能的影响。
A appropriate roasting temperature and atmosphere were controlled. The roasted ore was quenched to cool by water.
控制合适的焙烧温度场和气氛场，焙烧矿排入水中淬冷。
Synthetic samples were prepared and studied to simulate the phase changes of iron—cobalt compounds in the reduction roasting—ammoniacal leaching processing of oxidized ore.
本文用合成样品对氧化矿还原焙烧过程中铁钻化合物物相变化进行了考察。
Through the reduction roasting, the dezincification rate reached up to 98%, a high grade iron ore with only 0.
通过还原焙烧，高炉尘泥脱锌率可达98%，并得到含锌率仅为0。
This technology changes the ore into magnesium, calcium carbonate and compound fertilizer through calcination, separation, carbonization and roasting.
该工艺将矿石通过煅烧、分离、碳化、焙烧等过程，加工成镁、碳酸钙和复合肥。
The Change of hot strength of iron ore pellets during oxidizing roasting and reduction was researched.
研究了球团矿在氧化焙烧和还原过程中抗压强度的变化规律。
The present study shows the sodium sulfate has promoting effects on the sulfating roasting of sulfide ore and on the metal leaching of roasted ore.
研究表明：硫酸钠对多金属硫化精矿硫酸化焙烧和浸出具有促进作用。
The research results of cyanide leaching of goad using two stage roasting pretreatment for Zhenyuan refractory gold ore were described in this paper.
本文介绍了对镇源难处理金矿采用二步焙烧预处理工艺氰化提金的研究结果。
Experimental results have shown that oxidizing roasting is an effective pretreatment method for this carbonaceous gold ore.
研究表明，氧化焙烧方法是该高碳质金矿的有效预处理方法。
The effects of temperature, time, air frequency and different fluxes on the recovery rate of molybdenum for oxidation roasting on low grade molybdenum ore are discussed.
氧化焙烧是解决低品位复杂难选菱铁矿的有效前处理工艺，氧化焙烧参数对焙烧效果影响很大。
Study is made on the process for recovering ni and co from the ni and co containing solution prepared from low grade manganese oxide ore by reductive roasting and sulfuric acid leaching.
研究了从低品位氧化锰矿经还原焙烧、硫酸浸出得到的含钴镍原料液中回收钴镍的工艺。
For a certain refractory Cu-Zn ore, a new process of bulk flotation-oxidizing roasting-selective leaching-Cu-Zn electrowinning is proposed.
针对某难分选的铜锌矿石，提出一种混合浮选—氧化焙烧—选择性浸出—铜、锌电积选冶联合新工艺。
The technological processes of raw ore direct acid-leaching, raw ore salt roasting-water leching or acid leaching and raw ore salt roasting-acid pelletizing curing-acid leaching, etc.
原矿加盐焙烧水浸或酸浸；原矿加盐焙烧一拌酸制粒熟化酸浸等工艺过程。
The technological processes of raw ore direct acid-leaching, raw ore salt roasting-water leching or acid leaching and raw ore salt roasting-acid pelletizing curing-acid leaching, etc.
原矿加盐焙烧水浸或酸浸；原矿加盐焙烧一拌酸制粒熟化酸浸等工艺过程。
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