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制备七水硫酸锌和五水硫酸铜。
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制备七水硫酸锌和五水硫酸铜。
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,
代赭石炮制要用“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
两种石英
原和焙烧
热过程中相变和热膨进行了分析。
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.
通过山东鲁南水泥有限公司水泥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.
钡铁氧体水凝胶、醇凝胶以及气凝胶红外光谱进行了初步观察，同时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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