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- stone coal vanadium mine 石煤
- STUDY ON THE COMPOSITE ADDITIVES OF ROASTING FOR BONE COAL VANADIUM MINE. 石煤钒矿氧化焙烧过程复合添加剂的研究。
- The process of producing vanadium pentoxide from bone coal vanadium mine without salt roasting and acid leaching, was systematically studied. 系统地研究了石煤无盐焙烧酸浸生产五氧化二钒的工艺技术,提出了各工序的工艺条件。
- Study on the Process of Producing Vanadium Pentoxide from Bone Coal Vanadium Mine by No-salt-roasting and Acid Leaching 含钒石煤无盐焙烧酸浸生产五氧化二钒工艺的研究
- Stone coal vanadium ore 石煤钒矿
- The results show that the vanadium in stone coal is almost completely to be located or implanted inside mica mineral. 结果表明,钒在石煤中主要富集在云母类矿物中。
- Causticizing mud was used as a roasting additive of sodium chloride for extraction of vanadium pentoxide from stone coal. 从石煤中提取五氧化二钒时,用苛化泥作焙烧添加剂,以取代氯化钠。
- The principles and low pollution process in production of vanadium pentoxide with stone coal containing vanadium are introduced in detail. 介绍用含钒石煤生产五氧化二钒的原理和低污染生产工艺。
- Zheng Xiang-ming.Study on technique of recovering vanadium pentoxide from stone coal[A]:[Master Thesis].Xiangtan University,2003. [3]郑祥明;田学达.;石煤提钒新工艺研究[A]:[硕士学位论文]
- Our factory is located in E'nan is Chongyang joint-stock joint venture, professional to stone coal extraction of vanadium pentoxide. 我厂地处鄂南,是崇阳联合股份共同投资,专业以石煤提炼五氧化二钒。
- Extraction technology of vanadium from the sodium roasting,the non-salt oxidizing roasting,the stone coal soaking by acid (alkali) and its evolvement process were introduced. 介绍了钠化焙烧、无盐氧化焙烧、酸(碱)浸石煤等提钒的工艺及其演变过程。
- Experiment results show that the leaching rate of vanadium in roasted stone coal in water is lower when mass fraction of calcium in stone coal is higher. 考察了焙烧温度、入炉温度、有机质、添加剂氯化钠用量、焙烧时间、焙烧气氛和矿样粒度对钒浸出率的影响。
- Zheng Xiang-ming, Zhang xiao-yun.A new technique of leaching vanadium pentoxide from stone coal[J].Natural Science Journal of Xiangtan University,2003,25(1):43-56. [2]郑祥明;张小云.;湿法提取石煤中钒的新工艺研究[J]
- The influence of roasting temperature,time,atmosphere and organics in stone coal,percentage of additive (NaCl),particle size of stone coal sample on leaching rate of vanadium are studied. 研究了焙烧对从方山口石煤中提钒的影响。考察了焙烧温度、入炉温度、有机质、添加剂氯化钠用量、焙烧时间、焙烧气氛和矿样粒度对钒浸出率的影响。
- In the stone coal layer and the overlying black shale, there is a pyrite layer. 在石煤层或其上部的碳质页岩中含黄铁矿层。
- Study on Acid Leaching of Vanadium from Stone Coal 石煤酸浸提钒工艺研究
- Study on leaching vanadium from stone coal 石煤提钒浸出工艺研究
- the opencast working of vanadium mine 钒矿露天开采
- extraction vanadium from stone coal 石煤提钒
- vanadium extraction from stone coal 石煤提钒