The nitrogen Deoxo Vessel contains a fixed bed of free copper catalyst which removes oxygen from the nitrogen stream by oxidation of copper to copper oxides.
氮气脱氧罐中装有一个游离铜催化剂的固定床，通过将铜氧化成氧化铜把氧气从氮气中脱除。
The catalyst was prepared by impregnating depositing process and the catalyst activity was evaluated with a continuous flow fixed bed reactor.
采用固定床连续流动反应装置，对此催化剂用于气相苯加氢制环已烷的活性进行评价。
A new type of fixed bed LPG mercaptan oxidation catalyst and activated carbon sweetening agent have been developed in laboratory.
在实验室研制出新的固定床液化石油气硫醇氧化催化剂和活性炭脱硫剂。
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