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。

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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。

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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%。

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