n. alembic
misc. distillatory kettle ; column boiler
... column and knee type milling machine 升降台式铣床 column boiler 蒸馏锅 column crane 塔式起重机 ...
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提供一种减压蒸馏方法以及减压蒸馏装置，其抑制蒸馏锅内的突沸， 回收不含杂质的高纯度溶剂。
A vacuum distillation method and a vacuum distillation device are disclosed, for inhibiting frothover in a distillation boiler and recycling high pure solvent in free of impurities.
为改进柏木油香气质量，主张以水蒸汽蒸馏技术取代水上蒸馏法，不赞成用干馏法或“红锅”法来制取柏木原油。
In order to improve the odour quality of cedar wood oil, the water distillation (over water boiler) should be replaced by steam distillation.
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