The primary views are presented upon the application prospects of some ion exchange units in uranium extraction process in China.
对若干种离子交换设备在我国铀提取工艺中的应用前景提出了初步看法。
In this paper the mechanism of uranium extraction by a secondary alcohol-kerosene solution of a quaternary ammonium salt from the nearly neutral ammonium carbonate solution is studied.
本文研究了用手铵盐-仲醇-煤油溶液从弱碱性(或近中性)溶液中萃取铀的机理。
The investigation and industrial application on direct extraction of uranium from coal ash by trinity amine are introduce.
介绍了用三脂肪胺从煤灰酸浸矿浆中直接萃取铀的试验与工厂应用结果。
Experimental results showed the advantages of liquid membranes: rapid rate of uranium transport, high efficiency of extraction, high selectivity and good stability.
结果表明，此乳状液膜体系对铀具有迁移速度快，提取效率高，选择性和稳定性好的优点。
The study on structure of critically safe multistage mixer-settler for the extraction process of high enriched uranium and plutonium has been completed.
为了可靠地进行高加浓铀和钚的萃取过程，研究了一种结构简单的临界安全的混合澄清槽。
This kind of adsorbent was used for extraction uranium from seawater and pretreatment of seawater in several nuclide contents analysis.
该类型吸附剂用于海水提铀研究及海水中某些核素含量分析的样品前处理。
The method including the process of extraction chromatography and the mass spectrum measurement for the exact analysis of micro neptunium in the existence of large quantity of uranium is established.
建立了准确测定常量铀中微量镎的方法。方法包括萃取色层法分离和质谱法测量。
Abstract The extraction of americium, plutonium and uranium by dicyclohexano 18 crown 6(DCH18C6)/1 octanol from HNO 3 solution and simulated HLLW are studied.
摘要研究了二环己基18冠6（DCH18C6）-正辛醇从硝酸溶液和模拟高放废液中镅、钚、铀的萃取。
The harmful influence of humic acids in solution on uranium solvent extraction is investigated.
研究了溶液中有机质、腐殖酸对萃取过程的有害影响。
This paper describes the solvent extraction of germanium from the leached solution of uranium - and germanium-containing lignite ash.
本文叙述了从含铀锗褐煤灰的浸出液中萃取锗的研究。
According to the established integrated prospecting models, the metallogenic information extraction of sandstone-hosted uranium deposits is completed in the study area.
依据综合找矿模型，完成了研究区砂岩型铀成矿信息的提取。
According to the established integrated prospecting models, the metallogenic information extraction of sandstone-hosted uranium deposits is completed in the study area.
依据综合找矿模型，完成了研究区砂岩型铀成矿信息的提取。
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