| 摘要 |
<p>Process for the elimination of toxic substances from exhaust gases, especially sulphur oxides and halogen vapors, by causing a calcium compound to react with the sulphur oxides or halogen vapor, the calcium compound being mixed with a soluble binding agent and made into packing solids of predetermined shape, dried and then loosely disposed in the exhaust stream in such a way that sufficient throughdraft is allowed for the operation of the installation producing the gases.</p> |
