New 730e frother was used in the flotation tests of common oxidized copper ore, oxidized copper ore with high combination rate and carbonaceous slabby rock copper ore of Tangdan copper Mine.
采用730e新起泡剂对汤丹铜矿的一般氧化铜矿、高结合率氧化铜矿和碳质板岩铜矿3种矿样进行了浮选试验。
It studies flotation deinking of offset magazine wastepaper and explains the examination result using flotation theory: the effect of reagent rate and operating conditions on deinking efficiency.
通过对胶印杂志纸的浮选脱墨研究，用浮选的基础理论解释了所得到的研究结果：药剂制度和操作条件对脱墨效率的影响。
However, when the technology of bacterial pre-oxidation and cyanide leaching for flotation concentrate of gold is used, the leaching rate of 92.73% is reached.
对浮选金精矿采用细菌预氧化—氰化浸出工艺，金浸出率可达到92.73%。
After microcrack treatment, their leaching rate can be notably increased with decrease of the content of freely soluble copper and removal of flotation reagent on mineral surfaces.
这种金精粉经微爆处理后，由于组成矿物的特性发生了一系列的变化，加之脱除了残留在矿粒表面的浮选药剂，金的浸出率可得到大幅度的提高。
Meanwhile, the invention also provides the method for removing algae by flotation and sedimentation solid-liquid separation, which increases the removing rate of the algae to over 90 percent.
同时，使藻类的去除率提高到90％以上的气浮与沉淀固液分离去除藻类的方法。
The gold are mainly fine grained and invisible under microscope. The Muscovite content of the ore is high. The ores are extremely sliming so the flotation recovery rate is low.
金主要以镜下不可见的微细粒金为主，矿石中绢云母含量很高，矿石泥化严重，浮选回收率偏低。
Further cyanide leaching tests for flotation tailings were done. 82.20% of the operating gold leaching rate achieved, resulting in the total gold recovery rate up to 96.37%.
进一步对浮选尾矿进行氰化浸出，可获得82.20%的作业金浸出率，从而使金的总回收率达到96.37%。
Further cyanide leaching tests for flotation tailings were done. 82.20% of the operating gold leaching rate achieved, resulting in the total gold recovery rate up to 96.37%.
进一步对浮选尾矿进行氰化浸出，可获得82.20%的作业金浸出率，从而使金的总回收率达到96.37%。
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