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兰炭
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兰炭
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semi coke
兰炭
低阶烟煤、褐煤或泥煤等在干馏炉内经低温(500~750℃)干馏得到的固体产物。又称半焦。因燃烧时有蓝色火焰而得名。通常,半焦还是煤转化为液体和气体燃料过程中的副产品或中间产物。
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更新时间:2025/3/15 10:31:38