Production of Metallurgical Coke from Low Grade Coals by Utilizing the Coal Extract Obtained at 350°C
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This article is published in Tetsu To Hagane-journal of The Iron and Steel Institute of Japan.The article was published on 2004-09-01 and is currently open access. It has received 1 citations till now. The article focuses on the topics: Coal & Carbochemistry.read more
Citations
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Degradative solvent extraction of low-rank coals by the mixture of low molecular weight extract and solvent as recycled solvent
Xian Li,Xian Li,Zong Zhang,Lei Zhang,Xianqing Zhu,Zhenzhong Hu,Qian Weixiang,Ryuichi Ashida,Kouichi Miura,Hongyun Hu,Guangqian Luo,Hong Yao +11 more
TL;DR: In this paper, a degradative solvent extraction method to dewater, upgrade and separate low-rank coals to upgraded coal, high molecular weight extract (Deposit), low molecular weight extracts (Soluble), and a little amount of liquid and gas products was proposed.
References
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Preparation of mesophase pitch from aromatic hydrocarbons by the aid of HFBF3
TL;DR: In this article, two procedures to prepare mesophase pitch from naphthalene using HF BF 3, are described, and a spinnable S.P. of 215-285°C with BS amounts of 52-12 wt% in yields of up to 60 wt%.
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Extraction of coal below 350°C in flowing non-polar solvent
TL;DR: In this paper, coal was extracted in a flowing stream of tetralin or 1-methylnaphthalene under 10MPa at 200-400°C to examine the dissolution/depolymerization behavior of coal in liquid phase.
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Mesophase pitch catalytically prepared from anthracene with HF/BF3
Isao Mochida,Kiyoyuki Shimizu,Yozo Korai,Yukio Sakai,Susumu Fujiyama,Hiroshi Toshima,Takashi Hono +6 more
TL;DR: In this paper, the structure and properties of mesophase pitches prepared catalytically from anthracene by the aid of HF/BF 3 were studied to reveal the influences of starting aromatic hydrocarbons.
Journal ArticleDOI
Extraction of Low Rank Coals by Coal Derived Oils at 350°C for Producing Clean Fuels
TL;DR: In this article, a new coal solvent extraction method that enhances the extraction yield dramatically was presented, which extracts coal using a flowing stream of either tetralin or 1-methylnaphthalene under 10 MPa at 200 to 400°C.