Comparative study of low-temperature pyrolysis and solvent treatment on upgrading and hydro-liquefaction of brown coal

Fuel ◽  
2017 ◽  
Vol 199 ◽  
pp. 598-605 ◽  
Author(s):  
Jingchong Yan ◽  
Zongqing Bai ◽  
Pan Hao ◽  
Jin Bai ◽  
Wen Li
Fuel ◽  
2018 ◽  
Vol 212 ◽  
pp. 187-192 ◽  
Author(s):  
Tingting Li ◽  
Lei Zhang ◽  
Li Dong ◽  
Penghua Qiu ◽  
Shuai Wang ◽  
...  

2014 ◽  
Vol 472 ◽  
pp. 591-595 ◽  
Author(s):  
Xin Tao Cui ◽  
Yong Fa Zhang ◽  
Dong Liu Dong ◽  
Yu Qiong Zhao

Distillation and GC-MS were employed to analysis the coal tar of low-temperature pyrolysis of lignite briquette by contrasting with standards: the fraction below 340°C in the tar distillates of brown coal tar accounted for 83.30% and the other greater than 340°C is pitch accounted for 16.32%. 34.00% of coal tar are hydrocarbons which are mainly consisted of fat aliphatic hydrocarbon and include few alkene and cycloparaffins. The content of phenolic compounds in coal tar, mainly comes from the fraction below 210°C, is 11.68%. 16.86% of coal tar is aromatic compounds which are mainly composed of substitutive derivative of polyalkylbenzene distributing in all kinds of fractions; and a small amount of aromatic compounds which is concentrated in the fraction below 300°C. The content of oxygen-containing, nitrogen-containing and heterocyclic compounds is 4.47%, 0.57%, 2.11%, respectively.


2008 ◽  
Vol 8 (3-4) ◽  
pp. 293-309 ◽  
Author(s):  
L. Shen ◽  
D. K. Zhang ◽  
H. M. Yan ◽  
J. R. Roach ◽  
Q. D. Nguyen

Fuel ◽  
2018 ◽  
Vol 234 ◽  
pp. 1422-1430 ◽  
Author(s):  
Ying Qi ◽  
Will Hann ◽  
Dirgarini J.N. Subagyono ◽  
Yi Fei ◽  
Marc Marshall ◽  
...  

1990 ◽  
Vol 25 (3) ◽  
pp. 241-250 ◽  
Author(s):  
A.M. Mastral ◽  
B. Rubio ◽  
M.T. Izquierdo ◽  
F.J. Fañanas

2006 ◽  
Vol 20 (5) ◽  
pp. 1997-2007 ◽  
Author(s):  
George Domazetis ◽  
Monthida Raoarun ◽  
Bruce D. James

2009 ◽  
Author(s):  
Qirong Fu ◽  
Dimitris Argyropolous ◽  
Lucian Lucia ◽  
David Tilotta ◽  
Stan Lebow

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