| 摘要 |
1,197,202. Catalyst tube. FRIEDRICH UHD'E G.m.b.H. 11 july, 1967 [14 July, 1966], No. 31774/67. Heading B1F. A catalyst tube extending through the base 1 of a furnace comprises removable catalyst support means consisting of rings 6 mounted by brackets 5 on plate 4 which is fixed to tube 3, and tube 8 which is fixed to disc 10 which disc has bayonet-type connection with lugs 10a. Insulating material is present at 9, 11, 12 and 13. Reaction products pass down tube 3. |
