| abstract |
Disclosed is a large reactor having a uniform temperature, a high efficiency and a low pressure drop, comprising a housing, an internal heat exchanging member, an inlet pipe case (14) and an outlet pipe case (15), wherein the internal heat exchanging member uses a heat exchanging wound pipe (12), the numbers of the inlet pipe case (14) and/or the outlet pipe case (15) are respectively 2 or a multiple of 2, which are respectively provided on a lower seal head (17) and an upper seal head (16) or on a lower part and an upper part of a cylinder body (11), and the large reactor is an axial-radial reactor or a radial-axial reactor. |