Refined gypsum from phosphate for cement industry 水泥工业用磷酸盐精制石膏
The flash set mechanism of antifreezing pumping aid with calcium of molasses mixes F-P gypsum cement and to solve measure 糖钙型防冻泵送剂对氟(磷)石膏水泥的速凝机理及解决途径
After many grinding mixture ratio tests in laboratories, the paper studies the effect on ordinary cement and slag cement of desulfurized gypsum as cement retarder, instead of raw gypsum. 通过大量的化验室小磨配比试验,研究了脱硫石膏代替天然二水石膏作水泥缓凝剂对普通水泥、矿渣水泥各项性能的影响。
The feasibility of substitution of calcium carbide sludge that is modi fied by industrial waste sulphuric acid for gypsum to produce Portland cement is studied. The effect of modified calcium carbide sludge on the cement's physical properties and hydration is also investigated. 研究了用工业废硫酸改性电石渣取代石膏磨制硅酸盐水泥的可能性,探讨了改性电石渣对水泥的物理性能和水泥水化的影响。
Study on the palletizing process for the use of phosphorous gypsum as cement retarder 磷石膏作水泥缓凝剂及其成粒工艺研究
Improved soil strength by the mixture of waste gypsum and cement may be double that by mere cement. 利用工业废石膏与水泥配合加固软土地基,与单用水泥加固相比,加固土强度可成倍提高。
The application of FGD gypsum product as the cement setting retarder is investigated. 研究用火电厂简易湿式脱硫产物-脱硫石膏产品作为水泥缓凝剂。
Study on Applied Mechanism of Gypsum in Low Thermal Cement 低热水泥中石膏的作用机理研究
Influence of Gypsum Components on Cement strength 石膏组份对水泥强度的影响
Research on using waste gypsum as cement retarder 利用工业废石膏作水泥缓凝剂的技术研究
Substitute anhydrous gypsum for dihydrate gypsum in Potland cement production to study the effect of anhydrous gypsum on performance of Potland cement. 研究了在硅酸盐水泥中使用硬石膏完全代替二水石膏对硅酸盐水泥性能的影响。
It was found that an addition of a proper amount of gypsum to fly ash cement could accelerate the pozzolanic reaction between CH and fly ash, and as a result, increase the strength of fly ash cement pastes after 28 days. 石膏的掺入能加速氢氧化钙与粉煤灰的反应,并提高粉煤灰水泥28天后的强度。
Flue Gas Desulfurization ( FGD) Gypsum as Cement Adjusting Setting Agent 烟气脱硫(FGD)石膏用作水泥调凝剂
The various cement products with FGD gypsum as cement retarder are consonant with the relevant national standards. 水泥产品的各项质量指标均符合国家有关标准。
The current status and prospect of phosphogypsum resource utilization on the industry and agriculture for the production of gypsum, cement, cement retarder, wall material, etc. for building applications, as well as for soil improvement and fertilizers, etc. is discussed. 论述了磷石膏在生产建筑用石膏、水泥、水泥缓凝剂、墙体材料等,以及改良土壤、用作肥料等工农业资源化利用的现状及前景。
Influence of sea salt gypsum on strength of cement and model forecast 海盐石膏对水泥强度的影响及模型预测
The study is made on the influence of clinker admixture, complex stimulator, gypsum admixture and cement particle size distribution on highway fly ash cement. 文中研究了熟料掺量、复合激发剂、石膏掺量、水泥颗粒粒度对公路粉煤灰水泥的影响。
On the Experiment and Research to Clay Gypsum as Blend of Cement with Mixed Mortar 粘土膏做为水泥混合砂浆掺加料的实验与研究
Research on the hydration hardening of the gypsum fluidized furnace slag cement 二水石膏沸渣胶结材水化、硬化的研究
On stabilization of soft soil with waste gypsum and cement 水泥-废石膏加固软土的试验研究
Phosphorous gypsum makes cement condensation time prolonged, while give no evidence influence on cement strength. 在水泥中加入磷石膏做缓凝剂,对凝结时间影响较大,但对强度影响不太明显;
Application of Gypsum Tailings in Manufacturing Cement 应城石膏尾矿在水泥生产中应用的可行性研究
Investigation on determining so_3 in gypsum and Portland cement by means of STATIC-ION exchange methode I. determining so_3 in gypsum 应用静态离子交换法测定石膏及硅酸盐水泥中三氧化硫的研究Ⅰ、石膏中三氧化硫的测定
Soft soil consolidation by the mixture of industrial waste gypsum and cement 工业废石膏与水泥配合加固软土地基
The difference of effects of burnt lime and hydrated lime, raw gypsum and burnt gypsum on white cement was studied, and the optimal type of lime and gypsum was determined. 研究了生石灰和熟石灰、生石膏和熟石膏对无熟料白水泥的影响差异,确定了最优石灰和石膏类型。
An experiment of using gypsum cement powder spraying pile for consolidation of peat ground 石膏水泥粉喷桩加固泥炭质土层试验研究
In this paper X diffraction method is applied to analyze some main components of cement. By this method the accuracy of detecting the content of gypsum and harden gypsum in cement can be up to ± 0.1%. 利用X射线衍射分析法分析水泥的几种主要成分,检测石膏和硬石膏含量的精确度可以达到±0.1%,检测半水石膏含量的精确度可达±0.2%。
The tests indicate that adding proper gypsum into cement could improve the soil curing early strength. 试验表明,在水泥中添加适当石膏能够提高固化土早期强度,效果好于粉煤灰。