coals相关论文
Physicochemical,mineralogy,and thermo-kinetic characterisation of newly discovered Nigerian coals un
In this study,the physicochemical,microstructural,mineralogical,thermal,and kinetic properties of three newly discovered......
Coal samples from high arsenic coal areas have been analyzed by electron microprobe analyzer ( EMPA) , scanning electron......
Pore structure of Chinese coals with heating and pressurization treatments was studied using small angle X-ray scatterin......
Thermal evolution of aliphatic and aromatic moieties of asphaltenes from coals of different rank: po
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The metal contents of Nigerian coal minerals were analyzed using an atomic absorption spectrophotometer. Calcium, Na, an......
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根据国内外学者的研究资料，分析了目前中国贵州等地燃煤型砷中毒现状，以及煤中砷对煤工业利用的不利影响。结合中国煤中砷分布水平及......
FactSage has been used to predict the ash behavior and ash fusion temperature (AFT) at high temperature under reducing a......
对朝鲜50个煤样中61种元素含量进行测定研究,结果显示朝鲜煤相对地壳高富集元素Li,B,P,As,Se,Cd,Sn,Sb,Hg,Pb等,大多数元素含量均......
作者通过对部分二元复合溶剂混合热、溶剂与煤的作用热、抽提率的测定,找出了抽提率与作用热之间的关系。结果表明,在所试验的范围......
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Using benzene carboxylic acids to prepare zirconium-based catalysts for the conversion of biomass-de
Benzene carboxylic acid (BCAs) are common and useful chemical blocks, which can be derived from the abundant low rank co......
文章介绍了针对八钢VCOREX炉开炉前对新疆煤进行的初步分析及研究。通过对8种新疆煤煤质的分析，并将其分析结果与奥钢联的选煤标准......
煤结构中存在的大量氢键对其化学结构和性质具有重要影响。为了研究煤在冲击破坏过程中氢键的变化。设计落锤循环冲击系统,实现对......
以四丁基溴化铵作支持电解质电化学还原煤及其含氧基团模拟物，用甲醇萃取电化学还原前后的煤．还原产物和萃取物由气相色谱一质谱联用......
作者利用地质模拟法、有机岩石学方法、流体包裹体测温测压法、X射线衍射法及扫描电镜法,详细研究了豫西北地区晚古生代煤的物质组......
针对石圪台选煤厂块煤入选比例较低及洗选系统处理能力不足的问题,在对生产现状分析的基础上,阐述了分煤层加工洗选的必要性;通过......
介绍３号高炉喷煤系统工艺流程，对设备所做的完善、改造，各煤种使用情况，喷煤对高炉的影响及操业方面采取的对策。......
综述ＮＭＲ在固体化石能源的科学与技术领域中的应用。各种固态ＮＭＲ技术，诸如ＣＰ、ＭＡＳ、ＤＤ、ＤＮＰ、ＴＯＳＳ、ＣＲＡＭＰＳ、ＮＭＲＩ等，均已用于表征化石能源的化学结构，其中以芳碳率与芳......
Two Nigerian coals, Lafia-Obi and Chikila were blended in the mass ratio of 70:30 with imported American and Polish coki......
Characterization of Tars from the Thermal Processing of Baganuur and Tavan Tolgoi Coals from Mongoli
Tars from two Mongolian coals (Tavan Tolgoi and Baganuur) produced by simple distillation have been characterized using ......
The metal contents of Nigerian coal minerals were analyzed using an atomic absorption spectrophotometer. Calcium, Na, an......
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分析煤炭的火灾危险性及煤自燃的特点,讨论煤自燃火灾扑救的方法,提出适合于煤炭自燃火灾扑救的新型灭火剂.小型灭火试验及在实际......
The slagging characteristic of coal effects the safe operation of boiler unit directly, the study on coal slagging is pa......
