综述了国内外喷注型浆体防煤自燃技术的现状和发展趋势,通过实验,得出塑性石膏浆的配制方案和堵漏风效果。
Present situation and development tendency of technical preventing coal spontaneous combustion adopted with plasticity slurry that can spray and pour domestic and international are discussed.
对较低熔化温度而言,用于耐热浆的材料是石膏作粘合剂和用粉末状硅石作耐温材料的混合物。
Thee materials used for the slurry are a mixture of plaster, a binder and powdered silica, a refractory, for low temperature melts.
将氨和二氧化碳分别通进石膏料浆是不切实际的。
It is not practical to introduce ammonia and carbon dioxide separately into the gypsum slurry.
我们用泵将石膏料浆打到一块用堤围起来的空地中。
本文研究了陶瓷泥浆性能、石膏模性能和外界条件等因素对陶瓷泥浆吸浆速度的影响。实验表明影响泥浆吸浆速度的因素是复杂的,多方面的。
Influence of ceramic slip properties, plaster mould properties, operating conditions etc. on absorption slip rate of ceramic slip are investigated. Experiments prove that the factors are complicated.
本实用新型适用于石膏等块状、粒状、粉状或料浆物料的烘干脱水。
The utility model is suitable for drying and dewatering massive, grainy, powdery materials or slip materials, such as the plaster, etc.
添加剂使石膏的凝结时间略有延长,添加剂的加入使石膏模型的吸浆厚度略有减小;
The set time of plaster mould by adding additives is almost the same as usual. The ability of plaster mould to resist alkali corrosion increases by adding additive.
添加剂使石膏的凝结时间略有延长,添加剂的加入使石膏模型的吸浆厚度略有减小;
The set time of plaster mould by adding additives is almost the same as usual. The ability of plaster mould to resist alkali corrosion increases by adding additive.
应用推荐