The results showed that uranium leaching rate can be increased and acid dosage decreased by bioleaching progress.
结果表明,利用细菌浸出法可提高铀的浸出率,降低酸耗。
The mixtures of power lime and cinder were used as PRB materials to study the feasibility of in-situ remediation of acid seepage water from uranium mill-tailings.
使用消石灰与炼锗煤渣混合物作为PRB材料,进行原位处理铀水冶尾矿酸性渗滤水的可行性实验研究。
A salt obtained by the reaction of uranium salts with oxalic acid.
铀盐和草酸反应产生的一种盐。
Disposal method for uranium waste rock site bearing sulfide is described, which can not only dispose acid water from uranium waste rock bearing sulfide but also dispose radioactive contamination.
提出的含硫化物铀废石场治理方法不仅根治了酸性水,也治理了放射性污染。
Compared with conventional heap leaching, bioleaching period and acid amount are reduced, oxidant and leaching agent are saved, and uranium concentration in leaching solution is increased.
与常规堆浸工艺相比较,细菌堆浸新工艺具有浸出周期短,酸用量低,节省氧化剂,降低浸出剂用量,浸出液平均铀浓度高等优点。
When TTA is used to extract zirconium in uranium, the combination of zirconium and TTA is very strong, the concentrated acid of nitric acid and hydrochloric acid can not destroy their combination.
用TTA萃取分离铀、锆时,TTA对锆的螯合作用很强,硝酸和盐酸的浓酸溶液并不能破坏它们之间的整合,即对锆的反萃取非常困难。
The ferric sulphate solution was used for trickling the acid-cured uranium ore and the residual leaching reaction incomplete in TLL process can be improved in this process.
该法采用硫酸高铁溶液淋滤熟化矿石,完成了薄层浸出法所不能完成的残余浸出反应。
It is indicated that in acid environment nitrate solution is able to satisfy the demand of in-situ leach of uranium completely.
结果表明,在酸性条件下,硝酸盐溶液能满足原地浸出采铀工艺的要求。
A comparative tests of uranium bio-leaching was conducted, where with and without the presence of pyrite are studied and comparison made on leaching cycle, acid consumption rate and rate of leaching.
通过柱浸方式,用加入黄铁矿和不加入黄铁矿的铀矿石进行微生物浸铀对比试验,从浸出周期、耗酸率、铀浸出率等方面研究黄铁矿对微生物浸铀的影响。
The uranium is most easily resolved in carbonic acid solutions.
铀最易溶解在碳酸溶液中。
Preliminary test indicates that most of sulfuric acid can be separated and recovered by diffusing dialysis process. Consequently, the alkali consumption is reduced in uranium precipitation process.
初步试验表明,扩散渗析可以用来分离回收其中大部分的硫酸,从而降低溶液的酸度,减少沉淀产品的碱耗。
Preliminary test indicates that most of sulfuric acid can be separated and recovered by diffusing dialysis process. Consequently, the alkali consumption is reduced in uranium precipitation process.
初步试验表明,扩散渗析可以用来分离回收其中大部分的硫酸,从而降低溶液的酸度,减少沉淀产品的碱耗。
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