as a great deal of pulverized fuel ash is added to the block, a new way is found to make use of pulverized fuel ash.
由于在砌块的原料里,增加了大量的粉煤灰,为粉煤灰的利用找到了新的途径。
besides, the thickened pulverized fuel ash slurry is filled along with mining at the implementation goaf of a side-buried pipe of a return airway, and has the effect of favorable leaking stoppage.
另外,增稠粉煤灰通过在回风巷侧埋管实施采空区随采随灌,增稠粉煤灰具有良好的堵漏效果。
it studies on the influence of the heaped density of pulverized fuel ash cement granular group on pulverized fuel ash cement strength and fluidity by gray connected analysis method.
采用灰色关联分析方法研究粉煤灰水泥颗粒群堆积密度对粉煤灰水泥强度与流动度的影响。
a new composite thermal insulation material is made taking haydite, scrap foam, cement and pulverized fuel ash as main raw material in definite proportion under normal temperature.
以陶粒、废旧泡沫塑料、水泥、粉煤灰为主要原料,在常温条件下按一定配比制成新型复合保温材料。
the invention solves the problems of low early strength, poor slurry flowability and stability and short service life of the traditional non-floating bead pulverized fuel ash low-density cement.
本发明解决了现有非漂珠粉煤灰低密度水泥早期强度低、浆体流动性不好、稳定性差及使用寿命短的问题。
according to the role of industrial waste material (waste plaster) to pulverized fuel ash three-slag composite the paper approaches to the modified problem of pulverized fuel ash three-slag composite.
用化工废石膏部分替代石灰-粉煤灰-碎石三渣材料中的粉煤灰 ,有效地解决了大量废石膏的出路。
the invention relates to a constructional material and a production process thereof, namely, a pulverized fuel ash autoclaved block and a manufacturing method thereof.
本发明涉及一种建筑材料及生产工艺,即一种粉煤灰蒸压砌块及其制造方 法。