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Study on Correlation of Copper Leaching Rate of Primary Sulfide Ore and Leaching Time During Microbial Leaching 微生物浸出中原生硫化矿的铜浸出率与时间相关性研究
Copper leaching rate 铜浸出率
The cyanide leaching rate of gold can reach 98%. 焙砂再经氰化浸出,可使金浸出率达98%25以上。
The effects of the surfactants on bioleaching of chalcopyrite were evaluated by measuring the leaching rate of copper and the density of bacteria cells in solution. 通过对浸矿溶液中铜的浸出率以及细菌浓度的测定来评价表面活性剂对氧化亚铁嗜酸硫杆菌浸出效果的影响。
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 effects of several factors on the copper leach are studied,and the losses of ammonia and ATB in the process are examined. 系统地考察浸出过程诸因素对铜浸出的影响以及氨和ATB在工艺过程中的行为及损失情况；
After leaching for a certain time, the leaching rate can be greatly improved by adding a little oxidant. 浸出一段时间后加少量氧化剂可明显加快矿石的浸出速率。
Theresults indicate that mechanical activation can increase the leaching rate of zinc effectively. 试验结果表明,机械活化可以明显地提高锌的浸出率。
The pulp concentration has effect on the leaching rate of pyrrhotite and marmatite. 矿浆浓度对磁黄铁矿和铁闪锌矿的细菌浸出有影响。
In production, the process of acid leaching followed by bacterial leaching was used so as to both accelerate the copper leaching and reduce the acid consumption and production cost. 生产中 ,采用先酸浸、再用细菌浸出的方案 ,既可加快铜的浸出 ,又可以降低浸矿时的酸耗 ,降低生产成本。
In heap leaching and extraction process, the leaching rate and floccus bottlenecked production. 堆浸萃取工艺中，困扰生产的两大难题是浸出速率及萃取中的絮状物。
The practical application of bioleaching technology was limited seriously because of its lower leaching rate. 生物浸矿由于其浸出速率很低而使其实际应用受到了严重限制。
Different methods of microbial comprehensive bioleaching are used to increase the leaching rate of chalcopyrite. 为了提高黄铜矿的浸出率,可以施加许多微生物强化浸出方法。
The uranium leaching rate of acid curing excesses the conventional acid leaching under the same conditions by about 20%. 本文所研究的铀矿石，在浸出条件相同的情况下，浓酸熟化法的铀浸出率比常规酸浸法高20%25左右。
The leaching rate of gold is increased to 90% by ammonium thiosulfate,as against the 15% under the condition of cyanide leaching. 以甘肃坪定金矿为例 ,其浸出率可由氰化法的 15%25提高到 90%25。
Silicon fume can improve the workability of the mixture of AASCM and SRS and decrease the leaching rate of waste forms based on AASCM as well. 硅灰能够改善AASCM与模拟泥浆拌合物的和易性及降低其固化体的浸出率。
By the process flow of fine grinding of gold concentrate-selective flocculation to remove sline-cyanide leaching,the leaching rate can reach over 88%. 采用金精矿细磨-选择性絮凝脱泥-氰化浸出工艺，浸出率可达88%25以上。
Arsenic-bearing gold ore is one of the refractory gold ores .Its conventional cyanidation leaching rate is generally very low. 含砷金矿是主要难处理金矿类型之一,该类金矿石常规氰化浸出率一般很低。
The research on the water leaching rate of bag tea of the root of kudzu vine and thin-layer chromatography is discussed. 介绍了葛根解酒袋泡茶的水浸出率及薄层层析实验研究。
The commercial test shows that this process can achieve a zinc leaching rate of 98.05% and an iron leaching rate of 29.22%, thus realizing selective leach of the zinc effectively. 工业试验表明;该工艺锌浸出率达98.;05%25;铁浸出率为29