Under the condition of producing qualified nickel concentrate, the increase of nickel recovery is limited in a bench test and commercial test by strengthening pulp dispersion and desliming.
针对矽酸盐型镍矿石采用目前成熟的浮选方法回收其中的镍，在产出合格镍精矿的前提下，通过强化矿浆分散、脱泥的小型试验和工业试验，镍回收率提高有限。
The experiment results showed that the dosage of coke had the largest effect on the recovery of cobalt and nickel, but no obvious influence on the recovery of copper.
试验结果表明，还原剂焦炭用量对金属钴镍收率影响最大，用量过大或过少都不利于钴镍的回收，而对铜的回收率影响不明显；
The results show that the existing technological flowsheet can well recover nickel, copper and cobalt while the precious metal recovery level remains to be improved.
结果表明，现有工艺流程能较好地回收镍、铜、钴等金属，而贵金属的回收水平有待提高。
The article related the new method and technological process of comprehensive recovery the noble metals from waste catalyst containing cobalt, molybdenum, nickel and vanadium.
本文叙述了含钴、钼、镍、钒废催化剂中有价金属的综合回收新方法和工艺过程。
The paper researches into the process condition of high nickel FCC equilibrium catalyst magnetic separation recovery technology industry application.
本文研究了高镍fcc平衡剂磁分离回收技术工业化工艺条件。
The results show that cobalt and nickel in the solution can be separation and recovered. The recovery of cobalt and nickel can reach to 99%.
试验结果表明，采用该方法，可将溶液中的钴和镍有效分离并回收，钴、镍回收率均达99%。
The process is simple and gains good economic benefits, providing a new way for the recovery of nickel sulfate from the liquid waste of copper electrolysis.
该工艺操作简便，为回收铜电解废液中的硫酸镍提供了一条新途径。
The recovery ratio of nickel and product purity is increased. Under the optimal conditions, the recovery ratio of nickel is over 90%, the purity of nickel is over 40%.
该工艺提高了镍的回收率和产品纯度，在最佳工艺条件下，镍回收率大于90%，纯度大于40%。
Results showed that the product quality was stable and the recovery ratios of nickel and copper were much than 99%.
实验结果表明：聚铁产品质量稳定，镍、铜回收率高达99%以上。
A great deal of research needs to be done on the productivity, resource recovery rate and working conditions improvement of nickel salt production technology.
指出镍盐生产工艺仍较落后，需在提高生产效率和资源回收率，改善生产环境等方面进行大量的研究工作。
Under negative pressure, nickel sulfate can be recovered from the liquid waste of copper electrolysis through the boiler stream. The recovery rate of nickel sulfate comes up to 98 %.
在负压的条件下，利用锅炉蒸汽回收铜电解废液中的硫酸镍，其回收率达到98%以上。
Under negative pressure, nickel sulfate can be recovered from the liquid waste of copper electrolysis through the boiler stream. The recovery rate of nickel sulfate comes up to 98 %.
在负压的条件下，利用锅炉蒸汽回收铜电解废液中的硫酸镍，其回收率达到98%以上。
应用推荐