Keywords pyrolyzer;\ ascension pipe;\ downcomer;\ bottom collecting piper; 裂解炉;上升管;下降管;下集气管;
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... 回行管 return pipe 上行管 ascending tube; ascension pipe 下行管 downtake ...
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ascension pipe cleaner 上升管清扫机 ; 上升管清扫器
dismantling of ascension pipe 升气管拆卸
The application of the gasification cooling of coke oven ascension pipe is DE - scribed. Its improvement and perfection done for 20 years are expounded and its developing prospect is pointed out.
介绍了焦炉上升管汽化冷却的应用情况，论述了20年来对它的改进和完善，并指出了发展前景。
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