矿物在机械力作用下会产生晶格畸变和局部破坏,并形成各种缺陷,导致其内能增大,反应活性增强,从而可以实现矿物在较低浸取剂浓度和温度下的浸出,这一效应或现象又称为“机械活化”。
机械活化(mechanical activation)是一种高能球磨技术,通过磨球、粉和球罐之间的强烈相互作用,粉末发生变形、断裂和冷焊,被不断的细化,新鲜未反应的表面不断的暴露...
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机械活化闪锌矿的量热研究 - TNMSC 关键字: 机械活化; 闪锌矿; 量热; 能量释放[gap=1277]Key words: mechanically activated; sphalerite; calorimetry; the releasing energy
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...机械活化;模糊推理[gap=1046]tificial neural network; fuzzy expert system; integrated system; knowledge base; mechanical activation of minerals; fuzzy reasoning..
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低品位铝土矿预脱硅工艺及动力学研究 - 中南大学学报(自然科学版、英文版) 关键字: 机械活化;铝土矿;动力学;预脱硅[gap=832]Key words: mechanochemical activation; bauxite; desilication; kinetics
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It was found the raw materials’ X-ray diffraction peakhas obviously widen after mechanical activation for some time.
研究发现,原料粉经过一定时间的机械活化后,X-ray衍射峰有明显的宽化,主要物相为W。
参考来源 - 反应热处理法制备纳米晶WCA graft copolymer was synthesized by graft copolymerization of starch pretreated with mechanical activation with acrylamide(AM) and acrylic acid(AA) in inverse emulsion. The several effects were investigated on the reaction of graft co-polymerization.
以机械活化淀粉为基材,丙烯酰胺(AM)、丙烯酸(AA)为单体,采用反相乳液法合成了接枝共聚物;考察了各因素对接枝共聚反应的影响。
参考来源 - 机械活化玉米淀粉·2,447,543篇论文数据,部分数据来源于NoteExpress
进行了机械活化后方铅矿发电浸出的研究。
The electrogenerativeleaching of galena mechanical activated in planetary centrifugal mill are studied.
机械活化是强化湿法冶金过程的重要手段之一。
Mechanical activation is one of the most important methods to enhance the hydrometallurgical processes.
试验结果表明,机械活化可以明显地提高锌的浸出率。
Theresults indicate that mechanical activation can increase the leaching rate of zinc effectively.
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