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Chunqi Li

National Institute of Advanced Industrial Science and Technology

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Publication

Featured researches published by Chunqi Li.

Fuel Processing Technology | 2004

Effect of extraction condition on “HyperCoal” production (2)—effect of polar solvents under hot filtration

Takahiro Yoshida; Chunqi Li; Toshimasa Takanohashi; Akimitsu Matsumura; Shinya Sato; Ikuo Saito

Fuel | 2004

Effect of acid treatment on thermal extraction yield in ashless coal production

Chunqi Li; Toshimasa Takanohashi; Takahiro Yoshida; Ikuo Saito; Hideki Aoki; Kiyoshi Mashimo

Fuel | 2005

Investigation of the remaining major and trace elements in clean coal generated by organic solvent extraction

Jie Wang; Chunqi Li; Kinya Sakanishi; Tetsuya Nakazato; Hiroaki Tao; Toshimasa Takanohashi; Takayuki Takarada; Ikuo Saito

Energy & Fuels | 2004

Elucidation of Mechanisms Involved in Acid Pretreatment and Thermal Extraction during Ashless Coal Production

Chunqi Li; and Toshimasa Takanohashi; Ikuo Saito; Hideki Aoki and; Kiyoshi Mashimo

Energy & Fuels | 2004

The Effects of Pretreatment and the Addition of Polar Compounds on the Production of "HyperCoal" from Subbituminous Coals

Kensuke Masaki; Takahiro Yoshida; Chunqi Li; and Toshimasa Takanohashi; Ikuo Saito

Energy & Fuels | 2004

Increase in Extraction Yields of Coals by Water Treatment

Masashi Iino; Toshimasa Takanohashi; Chunqi Li; Haruo Kumagai

Energy & Fuels | 2005

Thermal Release and Catalytic Removal of Organic Sulfur Compounds from Upper Freeport Coal

Lin-Bing Sun; Zhi-Min Zong; Jia-Hui Kou; Gui-Yun Yu; Hong Chen; Chang-Cheng Liu; Wei Zhao; Xian-Yong Wei; Chul Wee Lee; Kechang Xie; Chunqi Li; Toshimasa Takanohashi; Liu-Yun Li

Energy & Fuels | 2000

Coal dissolution by heat treatments in N-methyl-2-pyrrolidinone, 1,4,5,8,9,10-hexahydroanthracene, and their mixed solvents : A large synergistic effect of the mixed solvents

Chunqi Li; Satoshi Ashida; Masashi Iino; Toshimasa Takanohashi

Energy & Fuels | 2002

The Behavior of Free Radicals in Coal at Temperatures up to 300 °C in Various Organic Solvents, Using in Situ EPR Spectroscopy

Chunqi Li; Toshimasa Takanohashi; Ikuo Saito; Masashi Iino; Ryo Moriyama; Haruo Kumagai; Tadatoshi Chiba

Energy & Fuels | 2003

Coal dissolution by heat treatment at temperatures up to 300 °C in N-methyl-2-pyrrolidinone with addition of lithium halide. 1. Effects of heat treatment conditions on the dissolution yield

Chunqi Li; and Toshimasa Takanohashi; Ikuo Saito; Masashi Iino

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Collaboration

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Toshimasa Takanohashi

National Institute of Advanced Industrial Science and Technology

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Ikuo Saito

National Institute of Advanced Industrial Science and Technology

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Masashi Iino

National Institute of Advanced Industrial Science and Technology

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Takahiro Yoshida

National Institute of Advanced Industrial Science and Technology

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Haruo Kumagai

Hokkaido University

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Akimitsu Matsumura

National Institute of Advanced Industrial Science and Technology

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Hideki Aoki

Nihon University

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Hiroaki Tao

National Institute of Advanced Industrial Science and Technology

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Jie Wang

National Institute of Advanced Industrial Science and Technology

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Kensuke Masaki

National Institute of Advanced Industrial Science and Technology

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