A method to prepare chemical manganese dioxide by directly oxidizing manganese hydroxide with air in the presence of catalyzer was investigated.
研究了在催化剂R存在下用空气直接氧化氢氧化锰制备高视密度初级化学二氧化锰的方法。
Manganese ore in the delta of Mina county Lveyang county Yangpingguan of Shaanxi is manganese oxide ore, which has low phosphorus and iron, or low phosphorus and iron and high silicon, or low iron and high phosphorus.
陕西勉略阳三角区锰矿属低磷低铁 ,高硅或高磷低铁氧化锰矿。
And some beneficial elements of the manganese oxide ore such ascobalt，nick.
广西的氧化锰矿是第四纪表生作用的产物。
An ore-controlling model for MnO ore in Fujian-Guangdong areas is put forward in this paper and some tips on the future geological work are also given.
总结了闽粤地区氧化锰矿的控矿模式 ,提出了今后地质工作的认识。
A mixture of black manganese oxide minerals.
硬锰矿一种黑色氧化锰矿的混合物
Experimental Study on Preparation of Manganese Sulfate from Refractory Manganese Oxide Ores
难选氧化锰矿石制取硫酸锰工艺试验研究
METALLOGENIC REGULARITY AND PROSPECTING POTENTIAL OF OXIDIZED MN DEPOSITS IN LANCANG GROUP, SW YUNNAN
滇西南澜沧群中氧化锰矿成矿规律及找矿前景
A Comparative Study of Microwave Heating Characteristics on Manganese Carbonate Ore Fines Containing Coal and Manganese Oxide Ore Fines Containing Coal;
含碳碳酸锰矿粉与含碳氧化锰矿粉微波加热特性对比研究
Carburization of Sponge Ferromanganese for Manganese Oxide Fines Containing Coal by Microwave Heating
微波加热含碳氧化锰矿粉体还原过程中锰铁金属化物的渗碳行为
Research on Preparation of Chemical Manganese Dioxide for Alkaline Zn-Mn Battery from a Low-grade Manganese Carbonate Ore
贫菱锰矿合成碱锰电池级化学二氧化锰研究
an oxide of manganese found naturally as hausmannite.
一种锰的氧化物，作为黑锰矿天然存在。
Study on Oxidation of Coking Wastewater by Manganese Oxide Mineral;
氧化型锰矿石氧化焦化废水实验研究
Study on Mechanism of SO_2 Oxidation by Pyrolusite Slurry Combined with Thiobacillus Ferrooxidans and Manganese Bacteria;
软锰矿浆与铁、锰细菌催化氧化SO_2的机理研究
Optimize the Leaching Process of Producing Electrolytic Manganese Dioxide from Rhodochrosite
电解二氧化锰生产中贫锰矿浸取工艺的优化
Syntheses, Adsorption and Oxidation of Todorokite-Manganite with Different Mn AOS;
不同氧化度钙锰矿—水锰矿的合成及其吸附氧化特性
a mineral consisting of manganese tetroxide; a source of manganese.
一种由四氧化锰组成的矿物，是锰的来源。
a mineral consisting of manganese dioxide; an important source of manganese.
一种含有二氧化锰的矿物，是锰的重要来源。
a black mineral consisting of basic manganese oxide; a source of manganese.
一种黑色矿物，由基性氧化锰组成，是锰的来源。
Mn-METALLOGENIC CHARACTERISTICS AND FINE Mn ORE SEARCHING DIRECTION IN THE SOUTHWEST FUJIAN-NORTHEAST GUANGDONG AREA
闽西南—粤东北成锰特征及优质氧化锰找矿方向
Study on the Preparation of Manganic Manganous Oxide from Low Grade Rhodochrosite and the Control of Its Forming Process;
贫菱锰矿制备四氧化三锰过程的控制研究
Relation Between Average Oxidation State of Mn of Birnessite and the Amount of Pb~(2+) Adsorbed
水钠锰矿的锰氧化度与Pb~(2+)吸附量的关系
Investigations of Preparating Lead-sulfate and Mangano-manganic-oxide from Galena Concentrate and Pyrolusit;
从方铅矿精矿和软锰矿直接制备硫酸铅和四氧化三锰材料的研究