云南高校图书馆联盟文献共享服务平台- 国家自然科学基金(50774094)

国家自然科学基金(50774094): 作品数：12被引量：79H指数：6; 导出分析报告; 相关作者：覃文庆任浏祎王军张一敏包申旭更多>>; 相关机构：中南大学武汉理工大学更多>>; 相关期刊：《International Journal of Mining Science and Technology》《Transactions of Nonferrous Metals Society of China》《Journal of Central South University》更多>>; 相关主题：CASSITERITEPARTICLEGALENACOLLISIONATTACHMENT更多>>; 相关领域：矿业工程理学天文地球化学工程更多>>

Investigation of condition-induced bubble size and distribution in electroflotation using a high-speed camera被引量：2: 《International Journal of Mining Science and Technology》2014年第1期7-12,共6页Ren Liuyi Zhang Yimin Qin Wenqing Bao Shenxu Wang Peipei Yang Congren; the National Natural Science Foundation of China (No.50774094);the Ministry of Science and Technology of China (No.2011BAB05B01) for financial support; In the flotation process, bubble is a key factor in studying bubble-particle interaction and fine particle flo- tation. Knowledge on size distribution of bubbles in a flotation system is highly important. In this stud...; 关键词：High-speed camera Bubble Electroflotation Fine particle Bubble production and control

Collision and attachment behavior between fine cassiterite particles and H_2 bubbles被引量：17: 《Transactions of Nonferrous Metals Society of China》2014年第2期520-527,共8页任浏祎张一敏覃文庆包申旭王军; Project(50774094)supported by the National Natural Science Foundation of China;Project(2011BAB05B01)supported by the National Key Technology Research and Development Program of China;Project(2013M542076)supported by the Postdoctoral Science Foundation of China; Particle-bubble interaction during electro-flotation of cassiterite was investigated by determining the recovery of cassiterite and the collision mechanism of cassiterite particle and H2 bubble. Flotation tests at dif...; 关键词：CASSITERITE fine particle flotation particle-bubble interaction collision and attachment

Extraction of germanium(IV) from acid leaching solution with mixtures of P204 and TBP被引量：6: 《Journal of Central South University》2013年第7期1978-1984,共7页马喜红覃文庆吴雪兰; Project(50774094)supported by the National Natural Science Foundation of China; Solvent extraction experiments were conducted from acidic solutions containing germanium（IV） and other metal ions, such as Ga3＋, Fe3＋, Zn2＋ and Fe2＋ in hydrometallurgical process of zinc. The purpose of this wor...; 关键词：solvent extraction GERMANIUM di-（2-ethylhexlyl） phosphoric acid tributyl phosphate SCRUBBING STRIPPING

Adsorption mechanism of mixed salicylhydroxamic acid and tributyl phosphate collectors in fine cassiterite electro-flotation system被引量：15: 《Journal of Central South University》2012年第6期1711-1717,共7页覃文庆任浏祎徐阳宝王佩佩马喜红; Project(50774094) supported by the National Natural Science Foundation of China;Project(2010CB630905) supported by the National Basic Research Program of China; Two reagents including salicylhydroxamic acid(SHA) and tributyl phosphate(TBP) were tested as collectors either separately or together for electro-flotation of fine cassiterite(<10 μm).Subsequently,the flotation mech...; 关键词：fine cassiterite particle ELECTRO-FLOTATION salicylhydroxamic acid （SHA） tributyl phosphate （TBP） ADSORPTION

Electro-flotation and collision-attachment mechanism of fine cassiterite被引量：10: 《Transactions of Nonferrous Metals Society of China》2012年第4期917-924,共8页覃文庆任浏祎王佩佩杨聪仁张雁生; Project(50774094)supported by the National Natural Science Foundation of China;Project(2010CB630905)supported by the National Basic Research Program of China; In order to discuss the particle-bubble interaction during the electro-flotation of cassiterite,the recovery of cassiterite with different particle sizes was investigated,and the collision mechanism between the cassit...; 关键词：CASSITERITE particle-bubble interaction fine particle flotation ELECTRO-FLOTATION collision-attachment probability

Mineralogical characterization of tin-polymetallic ore occurred in Mengzi,Yunnan Province,China被引量：16: 《Transactions of Nonferrous Metals Society of China》2012年第3期725-730,共6页徐阳宝覃文庆刘慧; Project(50774094) supported by the National Natural Science Foundation of China;Project(2010CB630905) supported the National Basic Research Program of China; A detailed mineralogical characterization of a tin-polymetallic ore from Mengzi,Yunnan Province,China,was undertaken by automated electron microprobe-based mineral mapping and quantitative analysis methods.The results...; 关键词：mineral characterization tin minerals CASSITERITE STANNITE particle size

Flotation performances of polymorphic pyrrhotite被引量：9: 《Journal of Central South University》2012年第1期238-243,共6页HE Ming-fei QIN Wen qing LI Wei-zhong JIAO Fen; Project(50774094) supported by the National Natural Science Foundation of China; The floatability of different crystalline structures of pyrrhotite(monoclinic and hexagonal) was studied.It is shown that the floatability of monoclinic and hexagonal has obvious difference,and that the flotation reco...; 关键词：FLOTATION PYRRHOTITE pulp potential contact angle

Pyrite depression in marmatite flotation by sodium glycerine-xanthate被引量：14: 《Transactions of Nonferrous Metals Society of China》2011年第5期1161-1165,共5页何名飞覃文庆黎维中曾科; Project (50774094) supported by the National Natural Science Foundation of China; The depression of pyrite in marmatite flotation by sodium glycerine-xanthate （SGX） was investigated through microflotation, zeta potential and adsorption measurements. The flotation tests of mineral show that in the...; 关键词：FLOTATION sodium glycerine-xanthate marmitite PYRITE

Galena-pyrolusite co-extraction in sodium chloride solution and its electrochemical analysis被引量：1: 《Transactions of Nonferrous Metals Society of China》2010年第5期897-902,共6页龙怀中柴立元覃文庆; Project(50774094) supported by the National Natural Science Foundation of China; The co-extraction behavior of galena-pyrolusite in a sodium chloride solution and the electrochemical mechanism of this process were investigated,and some factors affecting the leaching rate of Pb and Mn were optimize...; 关键词：GALENA PYROLUSITE co-extraction behavior electrochemical mechanism

Solvent extraction of zinc from zinc sulfate solution被引量：2: 《Journal of Central South University》2010年第4期760-764,共5页龙怀中柴立元覃文庆唐双华; Project(50774094) supported by the National Natural Science Foundation of China; The extraction of zinc from zinc sulfate solution was investigated, using 20% saponified D2EHPA as an extractam and 260^# sulfonate kerosene as a diluent. The solution was stirred for 8 min at phase ratio （Vσ/Va） o...; 关键词：zinc sulfate solution saponified bi（2-ethylhexyl） phosphoric acid （D2EHPA） ZINC solvent extraction

国家自然科学基金(50774094)