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ＣＯ＿２对煤浮选性的影响（Ｇ９２１９２２３８）─—恒川昌美等，Ｓ０３９４Ｂ《资源素材学会研究与业绩发表讲演会讲演要自集》（ＪＰＮ），１９９２．２６９～２１０（９２）事先将大同煤制成１００～２００目，将预先经过ＣＯ＿２处理过的煤与作进风用的Ｎ＿２气进行...
Effect of CO_2 on Coal Flotation (G92192238) ── Hengchuan Changmei et al., S0394B “Lecture Notes on Research and Performance of Resource Materials Society” (JPN), 1992.269 ~ 210 (92) Into 100 ~ 200 mesh, the pre-CO_2-treated coal for N 2 gas into the wind for ...