It is also found that there is an approximate linear correlation between the yields of gas and tar of coal and the volatile matter of coal on dry, ash-free basis.
煤的干馏气和焦油产率与煤中可燃基挥发分之间有近似的线性关系。
The project takes pyrogenic dry distillation gas of soft coal in continuous retort as the fuel gas and produces ferroalloy coke and crude tar oil.
本项目是以烟煤在连续炭化炉中热解的干馏煤气作为城市燃气，同时付产铁合金焦和粗焦油。
The furnace of coal gas calorific value high thoroughly dry distillation under section gas excluding, tar.
煤炭经炉内彻底干馏，煤气热值高，下段煤气不含焦油。
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