2) refractory gold ore
难处理金矿
1.
Polysulfide leaching of calcine after roasting refractory gold ore by addition of lime;
难处理金矿石加石灰焙烧焙砂的多硫化物浸出
2.
The application status on biohydrometallurgical techniques in the lowgrade copper sulfides,refractory gold ores and other solid mineral resources was reviewed in the paper.
本文总结了国内外生物湿法冶金技术在低品位硫化铜矿、难处理金矿以及其他固体矿产资源中的研究现状,指出了存在的问题,并提出了未来的发展方向。
3) Refractory gold ores
难处理金矿
1.
Current status of studies on bacterial oxidation and pre-disposal of refractory gold ores;
难处理金矿石的细菌氧化预处理研究现状
2.
Current situations of pretreatment method research of the refractory gold ores with as and carbon
含砷含碳双重难处理金矿石预处理方法研究现状
3.
Recent industrial applications of pretreatment of refractory gold ores and concentrates in the world, including roasting, pressure oxidation and bacterial oxidation have been surveyed in this paper.
介绍了国内外难处理金矿预处理技术工业应用现状，这些预处理技术包括：焙烧、加压氧化及细菌氧化。
4) refractory gold ores
难浸金矿
1.
)on bacterial oxidation process for refractory gold ores are mainly discussed.
介绍了难浸金矿细菌氧化浸出工艺研究现状、原理、影响因素,以及目前工艺中存在的问题及发展方向。
2.
The samples of refractory gold ores from Huidong Sichuan province and Bainaimiao Inner Mongolia are gold bearing arsenopyrite and pyrite ores .
用氧化亚铁硫杆菌对两种难浸金矿———四川会东金矿和内蒙古白乃庙金矿进行细菌氧化摇床实验 ,采用正交实验法确定了细菌氧化的最佳工艺条件 ,得出了影响脱砷率和除铁率四种因素的主次顺
3.
Current status of studies and applications of bacterial pre-oxidation and leaching of refractory gold ores were introduced, and leaching mechanism, process parameters, technological flowsheet and etc.
介绍了细菌预氧化浸出工艺在处理难浸金矿的国内外研究与应用现状，叙述了细菌预氧化浸出的机理、工艺控制参数及工艺流程等，强调了应用该技术开发利用我国难浸金矿资源的必要
5) Refractory gold ore
难浸金矿
1.
Research on gold extraction process for Dongbeizhai refractory gold ore;
东北寨难浸金矿提金工艺研究
2.
The latest advance in treatment of refractory gold ore by roasting technology;
难浸金矿焙烧处理的新进展（Ⅱ）
3.
Study on a new process of lime roasting——cyanide leaching of refractory gold ores;
难浸金矿加熟石灰焙烧——氰化浸出新工艺研究
补充资料：预难
1.犹遇难。
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参考词条