| 摘要 |
The invention relates to an oven for the preparation of sulphur dioxide by burning sulphur or a sulphur- containing material in a current of air. The device comprises a cylindrical combustion chamber 9, so designed that its length-to-diameter ratio is below 1, which combustion chamber is fitted with a tangential inlet 10. The gas outlet 13 of the combustion chamber is arranged axially at the centre of the chamber, and is fitted with a flexible flange 14 that protrudes into the chamber. <IMAGE> |
