介绍了四氧化三锰的制备、检测方法及其相关理论研究。
The methods of preparing and measuring of trimanganese tetroxide are introduced in the paper.
采用粉体四氧化三锰为吸附剂，对硫酸锰溶液深度除钼工艺进行了研究。
Powder mangano-manganic oxide is used as adsorbent to deep remove trace molybdenum from manganese sulfate solution.
在金属锰粉悬浮液法制备四氧化三锰过程中存在氧气利用率较低的情况。
The oxygen utilization rate is low in manganese tetroxide preparation by metallic manganese powder suspending liquid process.
本课题针对上述问题，采用酸浸贫菱锰矿制备硫酸锰进而制备生成四氧化三锰的工艺路线。
In view of the problems above, this paper put forward a new craft route, which was preparing manganous sulfate from rhodochrosite by acid-leaching as raw material to get manganic manganous oxide.
四氧化三锰的生产方法主要有四种：金属锰悬浮液法、锰盐法、高价锰氧化物法以及碳酸锰法。
It can be divided into four methods to prepare manganic manganous oxide from the raw stuff: electrolytic product of manganese, manganous salt, manganese oxide compound and manganese carbonate.
研究了从软锰矿制备硫酸锰，在碱性溶液中，以过氧化氢为氧化剂，制备高比表面优质四氧化三锰的新工艺。
The manganic manganous oxide is prepared from the purified manganese sulfate solution using hydrogen peroxide as oxidant under alkali medium of ammonia solution.
研究了从软锰矿制备硫酸锰，在碱性溶液中，以过氧化氢为氧化剂，制备高比表面优质四氧化三锰的新工艺。
The manganic manganous oxide is prepared from the purified manganese sulfate solution using hydrogen peroxide as oxidant under alkali medium of ammonia solution.
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