为从高硅含锗物料中提取锗,进行了直接蒸馏、加碱浸出、加碱焙烧和HF浸出试验。
Direct distillation, alkaline leaching, alkaline calcinations and HF leaching test were conducted to extract germanium from high silicon material containing germanium.
以80%乙醇浸出物得率、盐酸水苏碱含量为指标考察益母草与川芎水煎提取液的醇沉条件。
And the condition of alcohol sedimentation were optimized with the extraction rate of 80% alcohol and contents of starchy trine hydrochloride.
探讨了反应温度、初始KOH浓度、浸出时间和碱矿比等因素对铌和钽的浸出率的影响。
The effects of leaching temperature, initial KOH concentration, leaching time and mass ratio of alkali to ore on the leaching rate of Nb and Ta were investigated.
在最佳碱浸工艺条件下,二氧化硅浸出率达到96%以上。
While in the optimum conditions of alkaline leaching, it is possible to extract 96% of silicon dioxide.
研究了云南兰坪氧化锌矿石的碱法浸出。
Alkaline leaching of Zn from zinc oxide ore from Lanping, Yunnan is investigated.
目的:以苦参碱及总浸出物得率为定量指标,研究阴洗液的最佳制备工艺。
Objective: the best preparative technique of Yinxi solution was studied to use matrine and total extracts yield as the quantitative targets.
较为详细地介绍了砂岩铀矿碱法地浸加压溶解氧浸出的试验结果。
The test results on alkaline in-situ leaching of sand stone uranium ore from Xinjing under pressure dissolved oxygen are introduced in detail.
结合某铀矿床碱法地浸室内试验,进行了氧化剂的种类、质量分数和溶浸剂的种类、质量分数选择试验,研究了反应时间、矿石粒度对铀浸出率的影响。
According to the in-room experiment for alkaline leaching of uranium deposit, the effects of the sorts and concentration of oxidants and solvent solutions are studied.
提出了在常压下用高浓度碱液浸出粉煤灰提铝渣中二氧化硅的工艺;研究了二氧化硅在浓碱体系中的浸出行为。
A new method of leaching SiO_2 from the residue was studied in atmosphere and highly concentrated alkali solution.
研究以辉锑精矿为原料、经氯化浸出-氧化-水解-加碱合成制取焦锑酸钠的工艺。
The synthesis of sodium antimonate from antimony concentrates by chloridizing leaching-oxidation and hydrolysis decomposition-alkali synthesis process is investigated.
该速溶茶中的咖啡碱含量比未脱咖啡碱的速溶茶低80%以上,且茶多酚、氨基酸、水浸出物等风味物质的保留量高。
The caffeine content of the decaffeine instant tea is 80% lower than that ofthe nondecaffeine instant tea, and the polyphenols, amino acids, water, soluble materials are highly preserved.
该类菌在酵母浸出物-甘露醇(YEM)培养基上产碱、代时6小时以上。
They produced alkali in yeast extract mannitol (YEM) medium and the generation time was more than six hours.
该类菌在酵母浸出物-甘露醇(YEM)培养基上产碱、代时6小时以上。
They produced alkali in yeast extract mannitol (YEM) medium and the generation time was more than six hours.
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