| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide a fixed-bed multitubular reactor which adequately lowers temperature difference in the reactor by intending to improve installation efficiency, reduce cost and improve production efficiency, and to provide a production method for the fixed-bed multitubular reactor. <P>SOLUTION: The fixed-bed multitubular reactor 1 includes a shell part 10 in which a heating medium is fluidized; segmental circle type baffles 20a, 20b, 20c which are arranged in the shell part 10 and can change the fluidity direction of the heating medium; and a plurality of reaction tubes 30 which are inserted in a plurality of penetration holes 23 formed along the thickness direction of the segmental circle type baffles 20a, 20b, 20c, respectively, wherein a blocking material 31, which is packed according to fluidization of the heating medium, is arranged in a clearance C between the reaction tube 30 and the inner peripheral surface of the penetration hole 23. <P>COPYRIGHT: (C)2013,JPO&INPIT |
