Air-blowing experiment of coal and gangue
Gong-kuang zidonghua, 2014 The influence of belt speed, air pressure and selection number on the rate of mixed gangue and rate of separated gangue was researched by orthogonal experiment method and using separation device with air-blowing method, and the experiment results were analyzed by regression and variance analysis.
ZHAO Haifang, CHEN Ying
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Preparation of synthetic slag in the lab resembling industrial blast furnace slag and study of its flow characteristics [PDF]
, 2014 A study of the flow characteristics of blast furnace slag is important to record the softening and melting phenomena in blast furnace which greatly influence the extent and location of the cohesive zone having a direct say on the blast furnace operation,
Behera, J K, Sahoo, H
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An attempt at optimizing the flow characteristics of blast furnace slag by Investigation with slag obtained from blast furnace of Rourkela steel plant, SAIL [PDF]
, 2010 Due to the softening-melting of the burden in the cohesive zone of the blast furnace, the ore layer becomes compacted and the gas passes predominantly through the sandwiched coke layer known as coke slits. For improved productivity and reduced coke rate,
Dumpawar, Shivani, Patnaik, Pallabi
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Microwave embrittlement and desulphurisation of coal [PDF]
, 1998 Mikrovlnné iarenie frekvencie 2,45 GHz bolo pouité na vzorkách uhlia z rôznych anglických lokalit, na ich tepelnú predúpravu pred rozpojovaním. Získané údaje poukazujú na vplyv mikrovlnnej tepelnej úpravy na relatívnu melite¾nos uhlia. Výrazná redukcia (
A.J.Merchant +3 more
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Meitian dizhi yu kantanBackgroundThe coal gangue, a solid waste, features high production and a continuous increase in the amount piled in China. The long-term piling up of coal gangue will cause the waste of land resources and environmental pollution in mining areas.
Quanlin SHI +4 more
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Notes on Tasmanian minerals [PDF]
, 1903 The present paper records the more recent results of the continued investigation into the mineralogy of this State, from which it will be found that not only are several unrecorded localities enumerated for minerals which have been previously ...
Petterd, William Frederick
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Dry Beneficiation of High Ash Non-coking Coal Using an Air Dense Medium Fluidized Bed [PDF]
, 2009 In this project, dry beneficiation of high ash non-coking coal has been conducted by air dense medium fluidized bed. For dry separation, creating and sustaining the air dense medium is a complex process which requires intensive investigation. The dynamic
Sahoo, Asish Kumar
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Detection of Coal and Gangue Based on Improved YOLOv8
SensorsTo address the lightweight and real-time issues of coal sorting detection, an intelligent detection method for coal and gangue, Our-v8, was proposed based on improved YOLOv8. Images of coal and gangue with different densities under two diverse lighting environments were collected.
Qingliang Zeng +5 more
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Mineral occurrence and acid leaching characteristic of aluminum for coal gangue in Shanxi Province
Meitan kexue jishuShanxi Province, a major coal-producing region in China, generates a substantial amount of industrial waste (such as coal gangue) during coal mining and washing processes.
Longyi ZHAO +6 more
doaj +1 more source
Germanium-rich chalcopyrite from the Barrigão remobilised vein deposit, Iberian Pyrite Belt, Portugal [PDF]
, 2009 Anomalously high germanium contents have been detected by means of whole-rock trace element analysis in remobilised vein type copper ores from the abandoned Barrigão mine, located in the Iberian Pyrite Belt, southern Portugal.
Carvalho, João R. S. +6 more
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