To extract zinc from high si and Fe zinc oxide ore, a new process consisting of low acid leaching, iron removal and desilication was developed for zinc extraction.
为了从高含硅、含铁等的氧化锌矿中提取锌，设计了低酸浸出、针铁矿除铁并脱硅提锌的新工艺。
The new process has advantages of high zinc leaching rate, short flowsheet, leaching at normal temperature and pressure and no waste solution, suggesting a wide application field and good prospect.
新工艺锌浸出率高，流程短，可在常温常压下浸出，无废液，具有较广阔的应用前景。
The process of producing molybdenum disulfide with natural method has been improved. In the new process, stepwise leaching is substituted for mixed acids leaching.
对天然法生产二硫化钼的工艺进行了研究，提出了以分段浸出代替混合浸出的方案，并进行了实践。
As a new method of nickel extractive metallurgy, the process of chlorine leaching purification electrolysis for nickel sulphide concentrate usually USES solvent extraction as its purification.
硫化镍精矿氯气浸出—净化—电积工艺作为镍提取冶金的新方向，其净化过程大多采用溶剂萃取方法。
A new process of producing electrolytic copper powder from anti-extracting bacterial leaching solution from copper ore of Ziji Mount Gold-Copper Mine was developed.
研究了直接利用紫金山金铜矿的铜矿细菌浸出反萃含铜溶液生产电解铜粉的新型工艺。
A new process called ore blending-KOH molten salt decomposition-water leaching was first put forward for the processing of a low-grade refractory tantalum-niobium ore.
首次提出采用“配矿-koh熔盐分解-水浸出”的新工艺来处理低品位、难分解钽铌矿。
For a certain refractory Cu-Zn ore, a new process of bulk flotation-oxidizing roasting-selective leaching-Cu-Zn electrowinning is proposed.
针对某难分选的铜锌矿石，提出一种混合浮选—氧化焙烧—选择性浸出—铜、锌电积选冶联合新工艺。
The results show that this new process can enhance the gold leaching rate from the clay-containing ore, increase the leaching speed, shorten operational cycle, cut production costs and…
试验结果表明，制粒—氰化预处理—堆浸可改善含粘土质矿的渗透性、提高金的浸出率、加强浸出速度、缩短浸出周期、降低成本及改善环境条件。
This process is feasible in technology and worthwhile in economy for treating the uranium ore of Mine no. 753, and provides a new method of uranium ore trickle leaching.
采用该方法处理七五三铀矿，技术上可行，经济上合算，提供了一种淋浸铀矿的新方法。
This process is feasible in technology and worthwhile in economy for treating the uranium ore of Mine no. 753, and provides a new method of uranium ore trickle leaching.
采用该方法处理七五三铀矿，技术上可行，经济上合算，提供了一种淋浸铀矿的新方法。
应用推荐