1) defluorination method of concentrated ground phosphate rock
磷精矿粉脱氟法
1.
The technology for production of feed-grade calcium hydrogen phosphate by defluorination method of concentrated ground phosphate rock are presented including principle of defluorination and production process.
利用磷精矿粉脱氟法生产饲料级磷酸氢钙,介绍其脱氟原理、生产工艺流程,按脱氟净化生产净化磷酸,萃取过滤生产粗磷酸,石灰乳中和过滤生产饲钙,分别说明其工艺控制指标,并与两段中和法对比,说明该方法生产饲钙的特点是P2O5回收率高,磷矿、硫酸、石灰乳消耗低。
2) defluorinate phosphate
脱氟磷肥
4) concentrate ore without F
无氟精矿
6) ground phosphate rock
磷矿粉
1.
Pneumatic conveying technique for ground phosphate rock in SSP production;
过磷酸钙生产中磷矿粉气流输送技术
2.
The agromic availability and economic effect of applying ground phosphate rock to acid paddy soil;
酸性水稻土施用磷矿粉的农学有效性和经济效应的评价
3.
The product′s mass fraction increases with the rise of soluble arsenic′s mass fraction in the raw material-calcium superphosphate,but the arsenic in calcium superphosphate comes from ground phosphate rock.
产品的砷质量分数随原料过磷酸钙水溶性砷质量分数的增加而增加,而过磷酸钙的砷来自于磷矿粉。
补充资料：熔盐电解法生产铌粉(见熔盐电解法生产钽粉)
熔盐电解法生产铌粉(见熔盐电解法生产钽粉)
production of niobium powder by molten salt electrolysis
rongyand+onjlefa ShengChan n.fen熔盐电解法生产妮粉(produetion。fn;obi-um powder by molten salt eleetrolysls)见熔盐电解法生产担粉。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条