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- Methods of direct prodction of phosphoric acid from the phosphatic rock are described. 本文介绍了采用阴离子交换树脂,从磷矿石中直接制取磷酸的方法。
- Uses: In the flotation phosphatic rock, fluor, scheelite, wolframit, ilmenite et.al.minerals in a good collector. 用途：是一种优良的捕收剂，可用来浮选磷灰石，萤石、白钨、黑钨、钛铁矿等矿物。
- The mutagenicity of medical materials of bioglass and phosphatic rock was studied by doing mouse marrow micromuleus test. 采用啮齿类动物微核试验对医用生物玻璃材料和磷灰石材料的浸提液进行诱变性检测。
- In this experiment, it was proved that medical materials (bioglass and phosphatic rock) would not induce increase of micronucleus. 表明各剂量组的浸提液无诱发小鼠骨髓细胞微核增加作用。
- Bowl mills have not been widely employed for phosphate rock to date. 钵状磨矿机至今尚未广泛应用于磷矿的磨碎。
- Gypsum may crystallize on the surface of the phosphate rock particles. 石膏会在磷矿颗粒的表面上结晶。
- The calcium carbonate content of phosphate rock determines the pore structure. 磷矿中碳酸钙的含量决定了磷矿的毛细孔结构。
- Based on China's phosphate rock resources,the popularization of this proc... 从我国磷矿资源情况来看,推广应用这种流程对磷铵生产有非常大的现实意义。
- Phosphate rocks from different deposits vary widely in composition. 不同的矿床出产的磷矿其组成有显著的差异。
- Phosphate rock is mixted with sulfuric acid and with revycled first-wash acid in a premixer. 磷矿在一个预混合槽中与硫酸以及循环回的第一洗涤酸进行混合。
- About two-thirds of the weight of phosphate rock consists of unsalable by-products. 磷矿的大约三分之二变成了无销路的副产品。
- Furnace acid is made by reducing phosphate rock with loke in an electric furnace. 炉酸是在电炉中用焦炭还原磷矿制得的。
- We must therefore carefully husband the reserves of phosphate rock that are available for use as fertilizers. 因此我们必须注意节约适合用做肥料的磷矿石储备。
- Cadmium is existed in phosphate rock as isomorphism and sorption state, while cadmium is existed in weathered phosphate rock chiefly as sorption state. 镉在磷块岩中的赋存状态为类质同象和吸附态，在风化磷矿石中以吸附态为主。
- Phosphate rock is mixed with sulfuric acid and with recycled first-wash acid in a premixer. 磷矿在一个预混合槽中与硫酸以及循环回的第一洗涤酸进行混合。
- The sampling representativeness is made based on the individual deviation of phosphate rock by statistical method. 采用统计方法,针对原料磷矿个体差异,解决磷矿采样的代表性。
- This operation is the Jingmen to a large chemical companies such as phosphate rock supply of raw material suppliers. 本经营处是向荆门某大型化工企业供应磷矿石等原材料的供应商。
- The effect of activation porous agent on reaction process of phosphate rock acidulated by sulfuric acid was studied. 用硫酸分解开阳磷矿,研究了活化疏松剂(APA)对该反应过程的影响。
- The rock was honeycombed with passages. 岩石上有许多蜂窝状的小孔。
- Soluble P 2O 5 in the CTSP product were decreased with the increase of impurities in phosphoric acid and phosphate rock. 通过生产实践和生产数据的归纳总结,说明了磷酸和磷矿中杂质含量增加时,生产的重钙产品水溶磷含量会下降。
