The pollution of the raw gold ore roasting system has resolved successfully after re-design and modification, on the other hand, the usage of heat exchanger reduces the coal consumption.

• 对金矿原矿沸腾焙烧系统重新核算后进行改造,成功地解决了环境污染问题,同时换热器的使用降低了煤耗,节约了能源。