发明授权
US4006168A Catalyst treatment 失效
催化剂处理

Catalyst treatment
摘要:
Molybdenum - vanadium - oxygen oxidation catalyst for producing maleic anhydride from benzene is regenerated and stabilized by the addition of a compound of Mo, Ni, Co, Mn or U, preferably a volatile compound, to the catalyst, after a decline in activity.
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