The preparation of zinc sulfate heptahydrate and copper sulfate pentahydrate from calcined zincblende was investigated.
用经高温煅烧后
闪锌矿石与稀硫酸反应
备七
硫酸锌和五硫酸铜。
The preparation of zinc sulfate heptahydrate and copper sulfate pentahydrate from calcined zincblende was investigated.
用经高温煅烧后闪锌矿石与稀硫酸反应备七硫酸锌和五硫酸铜。
Chinese codex(2000 edition)said that processing of ruddle is to calcine it thoroghly and quench with vinegar and grind it into meal.
《中国药典》2000年版规定,对代赭石
用“煅至红透,醋淬,碾成粗粉方法”。
During heating,phase transformation and expansibility of the new quartz sands and the calcined Quartz sands from two places were determined by DSC and thermodilatometry.
本研究采用DSC和热膨胀仪对两种石英砂原砂和焙烧砂在加热过程中相变和热膨胀进行了分析。
Thermal dynamical analysis on the calcine system of cement-precalcination kiln in Shangdong Lunan Cement Ltd.Co. was made in this paper, exergy and its analytical method were introduced.
通过对山东鲁
有限公司预分解窑煅烧系统热力学分析,介绍了火用概念和火用平衡分析法。
The IR spectra of hydrogel, alcogel and aerogel of BaFe12O19 were studied, and the ones of the powders calcined at different temperatures for different time were also studied.
对钡铁氧体凝胶、醇凝胶以及气凝胶红外光谱进行了初步观察，同时对不同焙烧温度及时间所得粉末红外吸收光谱进行了考察。
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