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- 广西某难选冶银矿提银工艺研究Study on Silver Extraction from the Refractory Silver Concentrate of a Certain Silver Mine, Guangxi
- 四川某地难选铜矿石选冶工艺试验研究Mineral Processing and Metallurgical Treating of a Refractory Copper Ore in Sichuan
- 超临界水氧化法选冶难选金矿石的初步实验Preliminary Exploration on Dressing and Smelting of Refractory Gold Ore by Supercritical Water Oxidation
- 难problem
- 外商投资采用先进技术，开发利用国内难利用的低品位，难选冶矿产资源的，减半征收矿产资源补偿费。If foreign investors adopt sophisticated technologies to develop and utilize the low-grade mineral resources that are difficult to recover and refine in China, half of the mineral resources compensation fee will be forgone.
- 塔磨机及其在黄金选冶工艺中的应用Tower mill and its application in gold mineral processing and smelting
- 某难选铜铅混合精矿的分离试验研究Tests on Separation of Copper-lead mixed Concentrate
- 选冶联合回收冶金废渣中的有价元素Recovering Valuable Element from Smelting Waste Slag through Combining of Mineral Processing and Metallurgy
- 某细粒难选赤褐铁矿提铁降磷新工艺工业试验Industrial Test on New Process for Iron Increase and Phosphorus Decrease of Fine Refractory Hematite-Limonite Ore
- 铜阳极泥选冶联合流程的特点与展望Characteristics and Prospects of Flotation-Metallurgy Process for Copper Anode Slimes
- 难选difficult dressing
- 某微细粒浸染型金矿选冶工艺流程的探讨A Discussion on Metallurgical Process Flow of Superfine Impregnation Gold Ore
- 难选金refractory gold
- 采用选冶联合工艺富集氧化型银锰矿中的银THE CONCENTRATION OF SILVER FROM OXIDATIVE SILVER-MANGANESE ORE WITH UNITED TECHNOLOGIES OF BENEFICIATION AND METALLURGY
- 难选煤difficult separation coal
- 稀散金属镓锗在选冶回收过程中的富集行为分析Analysis for the Enrichment Behavior of Rare Disperse Metal Galium and Germanium in Mineral Processing and Metallurgy
- 难选矿石y ore
- 选冶dressing and smelting
- 难选钼矿Refractory molybdenum ore
- 83700671甲级：岩矿鉴定与岩矿测试，选冶加工试验。Class A: rock ore appraisal and testing; mineral smelting and processing.
