| 摘要 |
<p>A method of treating exhaust gases, comprising exposing the gases to a first stage comprising silicon, or a silicon rich alloy or substance, and thereafter exposing the gases to a second stage comprising calcium oxide or a calcium oxide compound or calcium oxide containing material or soda lime containing material, characterised in that the first stage comprises particles of silicon, or a silicon rich alloy or substance which have been partially coated with copper. <IMAGE></p> |
