1) low-grade pyrolusite
低品位软锰矿
1.
Based of research somewhere low-grade pyrolusite by chemical leaching,ways for reasonably developing and utilizing the manganese mineral resources are discussed.
文章通过对某地低品位软锰矿的试验研究 ,采用直接浸出工艺流程 ,可获得较好技术指标的硫酸锰产品 ,为同类型锰矿的开发利用进行了有益探索。
2) low-grade manganese ore
低品位锰矿
1.
Lab-scale simultaneous acid pressure leaching of sphalerite concentrate and silver-bearing low-grade manganese ore was performed under various conditions to investigate leaching variables,such as leaching temperature,leaching duration,oxygen partial pressure and stirring rate.
进行了硫化锌和含银低品位锰矿联合氧压酸浸的小型试验,以考察影响浸出的各种因素,诸如浸出温度、浸出时间、氧分压和搅拌速度。
4) low-grade manganese carbonate ore
低品位碳酸锰矿
1.
A method of enriching and recovering Mn from low-grade manganese carbonate ore with ammonium sulfate roasting method is investigated.
研究了采用硫酸铵焙烧法从低品位碳酸锰矿富集回收锰的工艺。
5) low grade rhodochrosite
低品位菱锰矿
1.
This paper describes the Mn production and puts forward a new method to mine low grade rhodochrosite using solving and soaking.
概述了锰矿的生产现状 ,提出了原地溶浸开采低品位菱锰矿新方法 ,给出了菱锰矿溶浸实验结
6) Low-grade manganese-silver ore
低品位锰银矿
补充资料：软锰矿
| 软锰矿 pyrolusite 锰的氧化物矿物。成分为MnO2。含锰63.2％，是炼锰的重要矿物原料。四方晶系，晶体呈细柱状或针状。集合体常呈块状、肾状或土状，还有的呈树枝状见于岩石裂隙面上 。铁黑色，光泽和硬度视其结晶粗细和形态而异；结晶好的呈半金属光泽，硬度较高；而隐晶质块体和粉末状者，光泽暗淡，硬度低，极易污手 。比重5左右 。是沉积锰矿床的主要成分，在强氧化条件下形成。在中国，广西、湖南、辽宁 、四川等地的锰矿床中有大量产出。 |
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条