Application of water-reducing bulking agent in the production of calcium superphosphate;
减水疏松剂在过磷酸钙生产中的应用研究
Impact of mixing phosphate ores on calcium superphosphate production;
配矿对过磷酸钙生产的影响
Determination of sulphate from calcium superphosphate by gravimetric analysis of barium sulphate was affirmed, which was simple and suitable for the analysis of industrial product with high accurate and good fidelity, with absolute deviation of 0.
确认了用硫酸钡重量法测定过磷酸钙中硫酸根含量的分析方法,该方法与艾士卡法比较,绝对误差在0。
Structural Improvement of 5 t Bucket Grab in SSP Curing Warehouse;
过磷酸钙熟化库5t抓斗的结构改进
Study on the Application of Active & Porous Agent in SSP Production;
过磷酸钙活化疏松剂的应用研究
The Application of LGQ Type Gauger in SSP Production;
LGQ型计量器在过磷酸钙生产中的应用
Using pot experiment,the transformations of different forms and the bioavailability of added Pb in soil blended with single superphosphate(SSP) were determined.
采用盆栽试验方法,研究了施入过磷酸钙磷肥对土壤中外源铅的形态变化及其生物有效性的影响。
Micro-wave drying method,which is used to determine the water content in single superphosphate,is characterized by high-leveled precision,simple operation,easy-controlled operating conditions,and fast analyzing speed with RSD=(n=6)1.
提出用微波干燥法测定过磷酸钙中水分的含量,测定的精密度较高,操作简便,条件容易控制,分析速度快,RSD=(n=6)为1。
Test and application of active and porous agent (APA) in the production of single superphosphate were introduced.
介绍了在过磷酸钙中添加活化疏松剂的试验情况及运用效果。
MNA as a hazardous component in pulping waste liquor was used as water reducer to produce superphosphate, which completely solved the problem of over water content in superphosphate produced with wet method.
将造纸废液中的有害成分(MNA)作为生产过磷酸钙的减水剂,从根本上解决了我国湿法生产过磷酸钙成品肥水分超标的难题。
An analytical study is made on the single superphosphate process system.
对普通过磷酸钙生产系统进行了分析研究。
The drying features of granular superphosphate are analyzed.
分析了粒状过磷酸钙的干燥特点,列举了粒状过磷酸钙回转圆筒干燥机的工艺计算,指出计算过程应考虑物料预热升温所需的热量,以及传递这部分热量所需的容积。
Study on preparation of potassium tripolyphosphate from superphosphoric acid;
过磷酸一步法制备三聚磷酸钾的工艺研究
The general character and process of superphosphoric acid was described, the main application situation was described at abroad also.
简要介绍了过磷酸的性质及生产方法 ,对国外过磷酸的主要应用情况作了介