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(民主德国专利 240734) 用收尘器中收得的褐煤粉煤灰制造建筑用粉煤灰砖的方法如下:(1)向褐煤粉煤灰中喷洒5—20％(重量)的水,使水与褐煤粉煤灰均匀混合,并均匀地润湿粉煤灰;(2)将用水均匀润湿后的粉煤灰加到压机机内闭合模具内,用
(Democratic German Patent 240734) The method of manufacturing fly ash bricks for construction using the lignite fly ash collected in the dust collector is as follows: (1) spraying 5-20 wt % of water into lignite fly ash so that Water and lignite fly ash are evenly mixed, and fly ash is evenly wetted; (2) Fly ash that is evenly wetted with water is added to a closed mold in the press machine.