煤化工的重要过程之一，指煤在隔绝空气条件下加热、分解，生成焦炭（或半焦）、煤焦油、粗苯、煤气等产物的过程。按加热终温的不同，可分为三种：900～1100℃为高温干馏，即焦化；700～900℃为中温干馏；500～600℃为低温干馏。
分析了以循环流化床锅炉副产的干馏煤气生产合成氨的技术经济可行性。
This paper analyzes technically and economically the feasibility of producing ammonia by the pyrogenous coal gas from the pyrolyzating plant with circulated fluid bed boiler.
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 project takes pyrogenic dry distillation gas of soft coal in continuous retort as the fuel gas and produces ferroalloy coke and crude tar oil.
煤经干馏，产生的挥发性物质称煤气，煤气中还带有焦炭汽蒸产生的水煤气。
Coal gas is made by the distillation of the volatile matter from coal with some steaming of the coke to produce water gas.
应用推荐