| 摘要 |
<p>1519100 Catalytic reactor DR C OTTO & COMP GmbH 5 Nov 1976 [11 Nov 1975] 46097/76 Heading B1F [Also in Division C5] A tubular reactor for performing endothermal gas reactions e.g. cracking hydrocarbons using helium at 600-1000‹C and 10-100 bars for heating comprises a pressure shell 1 with an internally disposed insulation 2 and vertically disposed jacketed tubes each comprising a reaction tube 6 possibly filled with catalyst and a sheathing tube 4, forming an annular gap with tube 6, the sheathing tubes being combined into a bundle e.g. by ring 3 in which at least the top portion of the sheathing tubes are in mutual contact and the imaginary connecting line of the centres of three sheathing tubes in contact form an equilateral triangle, and at six places, uniformly distributed around the circumference the outer surfaces of tubes 4 are provided with longitudinal slots into which connecting element 13 or 14, Figs. 4 and 5 are inserted having approximately the same length as the slots, the top surfaces of the reaction tubes bearing against the connecting elements.</p> |
