| abstract |
The utility model discloses a burn flying dust hierarchical heat purification device based on carbothermic reduction, including first order rotary kiln, first order rotary kiln is connected with a dust remover, second level rotary kiln is connected with No. two dust removers, third level rotary kiln is connected with No. three dust removers, fourth level rotary kiln is connected with No. four dust removers, fifth level rotary kiln is connected with No. five dust removers, this burn flying dust hierarchical heat purification device based on carbothermic reduction can get rid of dioxin and heavy metal in the flying dust with lower temperature, and the heavy metal and the chlorate that the flying dust after the purification volatilizees in grades can the utilization. |