| 摘要 |
FIELD: electric heating of dry materials. SUBSTANCE: preheater has round hopper housing with core and electrodes on upper and lower ends connected to supply source. Mounted on upper end of housing is concentrically arranged feed pipe, and on lower end, eccentrically arranged other feed pipe into which heated dry material is directed by means of device installed in housing for rotation. EFFECT: production of unburnt carbon containing masses. |
