摘要 |
<p>A plurality of fluxing agent inlets (320) are provided at the lower part of a waste processing chamber (10) to enable the direct application of fluxing agents to deposited 'unprocessed solids' and/or to liquid products of high viscosity therein. Means (46, 330, 600) are provided for sensing the presence of such blockages in the lower part of the chamber and for providing the fluxing agents thereto to remove the blockage.</p> |