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US4123388A Catalyst and process for preparing maleic anhydride from C.sub.4 hydrocarbons 失效
催化剂和从C {HD 4 {B烃

Catalyst and process for preparing maleic anhydride from C.sub.4 hydrocarbons
摘要：
A catalyst complex useful for converting normal C.sub.4 hydrocarbons to maleic anhydride in vapor phase comprising as components vanadium, phosphorus, copper, an element selected from the group of Te, Zr, Ni, Ce, W, Pd, Ag, Mn, Cr, Zn, Mo, Re, Sm, La, Hf, Ta, Th, Co, U, and Sn, preferably with an alkali or alkaline earth metal.
摘要（中）：

一种催化剂配合物，用于将蒸气相中的正常C 4烃转化为马来酸酐，其中包含钒，磷，铜，选自Te，Zr，Ni，Ce，W，Pd，Ag，Mn，Cr，Zn ，Mo，Re，Sm，La，Hf，Ta，Th，Co，U和Sn，优选用碱金属或碱土金属。

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