After reduction, manganese is extracted by sulfuric acid and high purity manganese carbonate is obtained after impurity removal from the solution and reaction with ammo. 以上;还原后的锰用硫酸浸取,溶液经除杂后,与碳酸铵反应而制成高纯碳酸锰。
The high-purity manganese carbonate is prepared by leaching manganese with sulfur dioxide, removing impurities, carbonating and crystallizing from Xiangtan's low-grade manganese ore. 采用湘潭低品位的贫软锰矿为原料,对二氧化硫气体湿法浸锰、浸出液除杂、碳化结晶制备高纯碳酸锰的工艺进行了研究。
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
Technical requirements of manganese carbonate ore powder GB/T3714-1983碳酸锰矿粉技术条件
Research on Process of Manganese Carbonate Pure by Directly Acid Leaching of Soft Manganese Ore 贫软锰矿直接酸浸生产高纯碳酸锰的工艺研究
The technology that high purity manganese carbonate is gained by precipitation from homogeneous solution, manganese minerals used as materials, is studied in this article. 研究了以锰矿为原料、采用均匀沉淀法制备高纯碳酸锰的工艺。
Technical requirements of manganese carbonate ore powder Carburization of Sponge Ferromanganese for Manganese Oxide Fines Containing Coal by Microwave Heating GB/T3714-1983碳酸锰矿粉技术条件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
Manganese sulfate and manganese carbonate were prepared by purifying the two pregnant solutions from the above leaching tests, with both satisfying the requirements for qualified industrial products. 将两种浸出液除杂净化后,分别制备出了硫酸锰和碳酸锰产品,两种产品均达到工业合格品要求。
Based on the treatment of manganese carbonate ore by microwave heating, the characteristics of temperature rising of manganese carbonate fines containing coal by microwave heating are researched. 针对我国碳酸锰矿储量大、品位低,且难选难冶的特点,以寻求处理大量贫碳酸锰矿的绿色新工艺为目的,研究了微波加热还原含碳碳酸锰矿粉的升温性能。
A Pilot-scale Test for producing Boric Acid and Manganese Carbonate from Boron-manganese Ore 硼锰矿生产硼酸和碳酸锰的半工业试验研究
There are two important manganese carbonate horizons in the Middle Ordovician and Early Sinian strata in central Hunan Province. 湘中地区有中奥陶世和早震旦世两个重要的锰碳酸盐层。
A Study on Enriching Manganese by Roasting Low-grade Manganese Carbonate Ore with Ammonium Salt 低品位碳酸锰矿铵盐焙烧富锰工艺研究
Separation of manganese from iron in manganese carbonate ores 碳酸锰矿石中锰铁分离研究
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。
A new technology for preparation of active zinc oxide and heavy manganese carbonate by hydrometallurgy 湿法制取活性氧化锌与重质碳酸锰新工艺
The Mn recovery is over 80%, a new process of enriching and recovering Mn from low-grade manganese carbonate ore. 采用该工艺的锰回收率达80%以上,是一种从低品位碳酸锰矿富集回收锰的新工艺。
Experimental Investigation on the Beneficiation of Chengkou Manganese Carbonate Ore 城口碳酸锰矿石选矿试验研究
Quantitative determination of manganese carbonate in mn-carbonate minerals 含锰碳酸盐矿物中碳酸锰组份的定量测定
Used manganese sulfate and ammonium as material, a new process to prepare high volume density manganese carbonate was introduced. 介绍了一种以硫酸锰和碳酸氢铵为原料,制备高视密度碳酸锰的技术路线和工艺方法。
The processes and operating conditions for preparing high purity manganese carbonate using manganese sulfate and ammonium bicarbonate are introduced, and two methods for analyzing manganese carbonate contents are compared. 介绍了以硫酸锰和碳酸氢铵为原料制备高纯碳酸锰的工艺和操作条件,比较了两种分析碳酸锰含量的方法。
The manganese deposits of minle are the largest manganese carbonate deposits in the Sinian period in China. 民乐锰矿床是中国震旦纪最大的碳酸锰矿床。
Middle fan was favorable occurrence in enriching manganese carbonate deposit. 中扇是碳酸锰矿有利赋存部位。
Manganese carbonate was selected as neutralizer; 选择碳酸锰作中和剂;
The pilot-scale test results of producing Boric acid and manganese carbonate from B-Mn ore are elucidated. 阐述了由硼锰矿生产硼酸和碳酸锰的半工业试验结果。
Process of Enriching and Recovering Mn by Roasting the Low-Grade Manganese Carbonate Ore with Ammonium Sulfate 采用硫酸铵焙烧方法从低品位碳酸锰矿中富集回收锰
Oxidation experiments and thermodynamic analysis of manganese carbonate 碳酸锰氧化实验和热力学分析
Production of High Purity Manganese Carbonate from Mn Containing Wastewater 用含锰废水生产高纯碳酸锰
Preparation of High-purity Manganese Carbonate from Manganese Ore 锰矿直接制备高纯碳酸锰工艺研究
Investigation into the occurrence of phosphorus mineral in manganese carbonate ore by the chemical phase analysis 用化学物相分析法研究碳酸锰矿石中磷的赋存状态
According to results of present work, a suggested principle flow sheet for the extraction of lead and manganese dioxide from lead concentrate and manganese carbonate ore is given in the fifth chapter of this paper. 根据本研究的结果,本文的第五章给出了从铅精矿和碳酸锰矿提取铅和二氧化锰的推荐原则工艺流程。