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生物浸出     
相关语句
  bioleaching
     Fe~(3+) behavior in the low copper bioleaching
     Fe~(3+)离子在低品位铜矿生物浸出中的行为分析
短句来源
     APPLICATION OF PH402G INSTRUMENT BASED ON HART COMMUNICATION PROTOCOL TO BIOLEACHING CONTROL SYSTEM
     HART总线仪表PH402G在生物浸出控制系统中的应用
短句来源
     The effects of Cu~(2+),Fe~(2+) and Fe~(3+) ions on the bioleaching of marmatite flotation concentrate were studied and compared with those of the marmatite leaching under the sterile controls.
     考察了金属离子Cu2+、Fe3+和Fe2+等对铁闪锌矿浮选精矿生物浸出的影响,并与无菌条件下对铁闪锌矿浸出的影响进行比较。
短句来源
     The strengthening mechanism of Fe~(2+) and Fe~(3+) ions on the marmatite bioleaching are consistent in nature with each other,both of them can increase the concentration of oxidant and improve the growth and activity of bacterial strains in leaching liquor.
     Fe3+和Fe2+两种离子强化铁闪锌矿生物浸出的机理本质上一致,均可以提高浸出液中氧化剂浓度和促进细菌生长与生物活性。
短句来源
     FEASIBILITY STUDY OF BIOLEACHING FOR LOW-GRADE ORE IN TONGKUANGYU COPPER MINE
     铜矿峪低品位矿石地下生物浸出可行性研究
短句来源
更多       
  bio-leaching
     f, which could improve its bio-activity and its bio-leaching properties for low grade chalcopyrite ores.
     f菌产生较明显的变异 ,能较好地提高菌种的活性和对低品位黄铜矿的生物浸出性能。
短句来源
     Bio-leaching of Low Grade Copper Ores with Microwave Mutated T. f
     氧化铁硫杆菌的微波诱变及对低品位黄铜矿的生物浸出
短句来源
     Study of Bio-leaching Methods of Desulfurization on Hongyang Third Coal Mine
     红阳三矿煤炭生物浸出脱硫研究
短句来源
     f, and the bio-leaching results of the low grade chalcopyrite were re ported in this paper.
     f菌对低品位黄铜矿的生物浸出研究结果。
短句来源
     Study on Desulfurization Bacterium Magnetizing Cultivated and Bio-Leaching Removal the Pyrite in Coal
     脱硫菌磁化培育及生物浸出脱除煤中黄铁矿硫的研究
短句来源
更多       
  bio leaching
     Fe~(3+) behavior in the low copper bioleaching
     Fe~(3+)离子在低品位铜矿生物浸出中的行为分析
短句来源
     APPLICATION OF PH402G INSTRUMENT BASED ON HART COMMUNICATION PROTOCOL TO BIOLEACHING CONTROL SYSTEM
     HART总线仪表PH402G在生物浸出控制系统中的应用
短句来源
     The effects of Cu~(2+),Fe~(2+) and Fe~(3+) ions on the bioleaching of marmatite flotation concentrate were studied and compared with those of the marmatite leaching under the sterile controls.
     考察了金属离子Cu2+、Fe3+和Fe2+等对铁闪锌矿浮选精矿生物浸出的影响,并与无菌条件下对铁闪锌矿浸出的影响进行比较。
短句来源
     The strengthening mechanism of Fe~(2+) and Fe~(3+) ions on the marmatite bioleaching are consistent in nature with each other,both of them can increase the concentration of oxidant and improve the growth and activity of bacterial strains in leaching liquor.
     Fe3+和Fe2+两种离子强化铁闪锌矿生物浸出的机理本质上一致,均可以提高浸出液中氧化剂浓度和促进细菌生长与生物活性。
短句来源
     FEASIBILITY STUDY OF BIOLEACHING FOR LOW-GRADE ORE IN TONGKUANGYU COPPER MINE
     铜矿峪低品位矿石地下生物浸出可行性研究
短句来源
更多       
  biological leaching
     New development of biological leaching for extraction of gold and base metals
     金和基本金属生物浸出的新进展
短句来源
     The bacteria types and their culture,the mechanism of biological leaching,the mathematical model of leaching processing and the factors influencing the leaching involved in the solution mining of copper ore are described.
     阐述了铜矿溶浸开采中所用细菌的种类和培养方法 ,细菌浸出的机理 ,生物浸出过程数学模型和影响浸出的因素。
短句来源
     This paper summarizes the progress in research on the intensified microbiological leaching of low-grade copper sulfide ore, with stress placed on primary element effect of the chalcopyrite biological leaching catalyzed by pyrite and silver ion.
     综述了强化低品位硫化铜矿微生物浸出的研究进展,重点阐述了黄铁矿和银离子催化黄铜矿生物浸出的原电池效应。
短句来源

 

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  bioleaching
Bioleaching of spent Ni-Cd batteries and phylogenetic analysis of an acidophilic strain in acidified sludge
      
A two-step continuous flow leaching system consisting of an acidifying reactor and a leaching reactor was introduced to achieve the bioleaching of spent nickel-cadmium (Ni-Cd) batteries.
      
Upon the microbiological treatment (bioleaching in the suspension variant) of the soils containing copper or strontium ions, the total content of metal, including its mobile forms, decreases by an order of magnitude.
      
From this model follows an indirect mechanism of pyrite bioleaching.
      
Influences of silver sulfide on the bioleaching of chalcopyrite, pyrite and chalcopyrite-containing ore
      
更多          
  bio-leaching
Interfacial interaction of bio-leaching of pyrite mineral
      
Electrokinetic and contact angle measurements were used to discuss the interfacial interaction on bio-leaching of pyrite mineral.
      
For bio-leaching, direct contact is needed between Thiobacillus ferrooxidans and covellite (CuS) which oxidizes by a direct mechanism.
      
Bio-leaching of plutonium oxide occurs with sulfuric acid produced from elemental sulfur in the presence of sulfur oxidizing bacteria.
      
There has been a lot of activity in the field of bio-leaching and therefore exhaustive literature on the bio-leaching is available.
      
  biological leaching
Genetic evidence for highly diversified bacterial populations in wastewater sludge during biological leaching of metals
      
The concentration of the organic compounds necessary for the biological leaching was related to the pulp density of the ore material.
      
The method has been found very useful in determining ratios of Cu(I) to Cu(II) in bacterial leach liquors and should play a significant role in determining the reaction mechanisms of biological leaching and for environmental monitoring.
      
In addition, the influence of bioleaching for different periods of time, as a preparatory stage before chemical or biological leaching of the matte, was studied.
      
Biological leaching reduces the costs for chemicals, but the sludge has to be aerated, which increases the capital cost.
      
更多          
  其他


The iron in quartz sand is detrimental element. The film iron is one of the bestowed states of iron in quartz sand. The iron can be removed by acid and biologic leaching through the methods of trictional washing, mineral grinding and chemical mineral seperating.

硅砂中铁质是有害成分;薄膜铁是硅砂中铁的赋存状态之一;采用擦冼法、磨矿法、化学选矿法——酸浸和生物浸出可以去除这部分铁质.

AbstractCoal desulphurisation process

煤炭脱硫可在燃前、燃中和燃后进行。燃前脱硫适合我国国情,而用微生物脱除有机或无机硫是目前研究开发的热点。介绍了国内外微生物脱硫研究的现状和生物浸出法及表面处理法两种基本的脱硫方法,列表总结了国外研究报道的用于脱硫的微生物菌种,认为煤炭脱硫技术在经济上有竞争力,尤其是浮选法微生物脱硫技术适合我国国情。

Ocean manganese nodules have the potentiality to be the important mineral resources for extraction of non ferrous metals such as manganese,cobalt,nickel and copper.In the present paper are discussed the main mineralogical characteristics of manganese concretion and the principle of its metallurgical treatment.Besides,are described also the various technological processses investigated experimentally at home and abroad,for example,selective reduction smelting,reducing...

Ocean manganese nodules have the potentiality to be the important mineral resources for extraction of non ferrous metals such as manganese,cobalt,nickel and copper.In the present paper are discussed the main mineralogical characteristics of manganese concretion and the principle of its metallurgical treatment.Besides,are described also the various technological processses investigated experimentally at home and abroad,for example,selective reduction smelting,reducing roasting ammoniacal leaching,direct reducing leaching with different reductants,such as direct electrolysis,segregation and bioleaching of manganese nodules.

海洋锰结核是今后提取锰、钴、镍、铜等有色金属的重要矿产资源。本文讨论锰结核的主要矿物学特征及其冶金处理原则, 简要介绍国内外已试验、研究过的各种处理方法, 如选择性还原熔炼, 还原焙烧氨浸出, 各种还原剂的直接还原浸出, 以及锰结核的直接电解法、离析法和生物浸出

 
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