硫化锌精矿焙烧矿的中性浸出渣常含有锗等有价元素，常规低酸高酸两段浸出流程锗的直收率低。
Neutral leaching residue of roasted zinc concentrate often contains germanium which is poorly recovered in conventional two-stage leaching.
介绍了锌系统焙砂浸出的工艺流程，操作条件，生产实践及技术改进。
This paper describes the technological process, operating conditions, production practice and technical improvement of calcine leaching in zinc circuit.
试验研究表明：该工艺流程简单易行，对环境污染小，金浸出率较高，具有推广价值。
This technology has simple flow path, less environmental pollution, high goldleaching rate and great value of popularization.
该工艺具有流程简单，操作方便，浸出时间短的特点。
This technology is characterized by simple flowsheet, easy operation and short leaching time.
对含砷金矿石中的金的回收以往所采用的选（冶）矿工艺流程一般是浮选-氰化浸出和浮选-焙烧-氰化浸出工艺流程。
In general, the recovery of gold in arsenian gold ores usually is made by use of flotation cyanide leaching or flotation roasting cyanide leaching technological process.
介绍和讨论了新工艺的焙烧和浸出原理、工艺流程、各项指标和在生产中的应用。
The roasting and leaching principles of the process, the technological flow chart, the technical indexes and its application in production are discussed.
提出了一种适合锌湿法冶金高钴锌渣浸出的工艺流程：酸料比为0。
In the experimental work, the process was carried out: ratio of sulfuric acid to cobalt-rich zinc residue 0.
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 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.
论文研究了锌溶剂萃取工艺，提出了氧化锌矿渗滤浸出—萃取—电积工艺流程。
In this dissertation, a process of recovery zinc from low grade zinc oxide ore with HL - SX - EW was studied on the research of zinc solvent extraction.
论文研究了锌溶剂萃取工艺，提出了氧化锌矿渗滤浸出—萃取—电积工艺流程。
In this dissertation, a process of recovery zinc from low grade zinc oxide ore with HL - SX - EW was studied on the research of zinc solvent extraction.
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