Developments in technology of Fixed Bed, Fliuded Fed, Circulating Fluided-Bed for n-butane xi-dation to Maleic Anhydride are introduced; three kinds of technology are compared in this paper.

• 本文介绍了正丁烷氧化制顺酐固定床,流化床,循环流化床工艺技术进展;并对上述三种技术进行了比较。