The test result indicated that copper leaching rate related to the ammonia density, leaching cycle, temperature, liquid solid proposition, activator and so on.
试验结果表明，铜浸出率与氨浓度、浸出周期、温度、液固比、活化剂等因素有关。
Though the leaching bacteria can well adapt to the ore leaching environment, measures for strengthening the leaching should be taken due to the slow leaching speed and rate of copper.
尽管浸矿细菌能很好地适应浸矿环境，但铜的浸出速度偏慢、浸出率偏低，有待于采取强化浸出措施。
Leaching rate of Copper from 40% by common method rise to 60 ~ 70% by coordination method.
使铜的浸取率由常规法的40%提高到协同浸取法的60—70%。
It is effectively on accelerating leaching speed of copper sulfide and increasing leaching rate of copper that bacteria ACTS on low grade copper sulfide ore.
利用细菌的作用对低品位硫化铜矿石进行浸出，能有效地促进硫化铜矿物中铜的浸出，提高铜浸出率。
The pretreatment of silver concentrate with high arsenic, antimony and copper is followed by in-pulp electrolysis, the leaching rate of silver is over 95%.
富含砷、锑、铜的银精矿先经过预处理，再进行矿浆电解，银的浸出率达到95%以上。
The effect of acid leaching conditions on leaching rate of copper and zinc in process for production of copper and zinc sulfates from copper smelting dust was studied in this paper.
为利用炼铜烟灰制取硫酸铜和硫酸锌，研究了浸取条件对铜、锌浸出率的影响。
After microcrack treatment, their leaching rate can be notably increased with decrease of the content of freely soluble copper and removal of flotation reagent on mineral surfaces.
这种金精粉经微爆处理后，由于组成矿物的特性发生了一系列的变化，加之脱除了残留在矿粒表面的浮选药剂，金的浸出率可得到大幅度的提高。
The correlation between the particle size of oxidized copper ore and its metal extraction rate in heap leaching process was studied.
研究了在堆浸工艺中氧化铜矿石粒级大小与浸出率之间的相关性。
Therefore, tests were made on a Liaoning copper-containing gold concentrate, aiming at improving the gold leaching rate.
为此，对辽宁某含铜金精矿进行了旨在提高金浸出率的试验研究。
Therefore, tests were made on a Liaoning copper-containing gold concentrate, aiming at improving the gold leaching rate.
为此，对辽宁某含铜金精矿进行了旨在提高金浸出率的试验研究。
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