| 摘要 |
FIELD: construction material. SUBSTANCE: method involves introducing organic-mineral additive in the process of drying raw material by supplying additive into drying drum; blowing heat-carrier having temperature of 800-1000 C into flow so that heat-carrier flow comes into contact with raw material that is under the process of drying, with raw material periodically falling from top to the bottom in the form of curtain. EFFECT: reduced fuel consumption for drying main component, provision for neutralization of acid sewage of drying drum and improved quality of ready product. 2 cl, 1 tbl |
