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Complete conversion of brown coal into distillateOKUMA, O; YASUMURO, M.Fuel (Guildford). 1998, Vol 77, Num 15, pp 1755-1762, issn 0016-2361Article

Effects of distillation temperature of solvent on yield and properties of heavy liquefaction product from Victorian brown coalHIRANO, T; OKUMA, O.Nihon Enerugi Gakkaishi. 1995, Vol 74, Num 2, pp 108-113, issn 0916-8753Article

Preparation of highly dispersed NiMo catalysts supported on hollow spherical carbon black particlesSAKANISHI, K; HASUO, H.-U; MOCHIDA, I et al.Energy & fuels. 1995, Vol 9, Num 6, pp 995-998, issn 0887-0624Article

Effect of chemical structure of coal liquid bottom on secondary hydrogenationKANEKO, T; KAGEYAMA, Y; KITAMURA, Y et al.Nihon Enerugi Gakkaishi. 1993, Vol 72, Num 10, pp 970-976, issn 0916-8753Article

Effects of solvent properties and reaction conditions on liquefaction of Victorian brown coalOKUMA, O; MASUDA, K; MURAKOSHI, K et al.Nenryo Kyokai-Shi. 1990, Vol 69, Num 1, pp 46-55, issn 0369-3775Article

Solvent de-ashing from heavy product of brown coal liquefaction using coal-derived naphthaOKUMA, O; OKUYAMA, N; HIRANO, T et al.Fuel processing technology. 1999, Vol 60, Num 2, pp 119-134, issn 0378-3820Article

Hydrogenation of solvent-refined coal over Ni-Mo/Al₂O₃MITO, Y; TAKAHASHI, T; OKUMA, O et al.International conference on coal science. 1983, pp 774-777Conference Paper

Effects of gas flow rate on brown coal liquefaction with a continuous reactor system: 2. Effects of temperature and vaporization of solvent fractionOKUMA, O; YASUMURO, M; YANAI, S et al.Fuel (Guildford). 1998, Vol 77, Num 8, pp 797-804, issn 0016-2361Article

Solvent de-ashing from heavy product of brown coal liquefaction using toluene : 2. Concentration and separation of ash with a continuous de-ashing systemOKUMA, O; MASUDA, K; OKUYAMA, N et al.Fuel processing technology. 1998, Vol 56, Num 3, pp 229-241, issn 0378-3820Article

Effects of gas flow rate on brown coal liquefaction with a continuous reactor system. 1. Effects of gas flow rate and boiling point range of feed solventsOKUMA, O; YASUMORO, M; MATSUMURA, T et al.Fuel (Guildford). 1996, Vol 75, Num 3, pp 313-321, issn 0016-2361Article

Operation of plot plant for new slurry dewatering process of brown coal liquefaction in AustraliaSHIGEHISA, T; OKUMA, O; OHZAWA, T et al.Kagaku kōgaku ronbunshū. 1995, Vol 21, Num 1, pp 1-7, issn 0386-216XArticle

Liquefaction process with bottom recycling for complete conversion of brown coalOKUMA, O.Fuel (Guildford). 2000, Vol 79, Num 3-4, pp 355-364, issn 0016-2361Conference Paper

Study on a solvent de-ashing from heavy product of brown coal liquefaction. I: Effects of temperature and solvent properties on extract yield and residue propertiesOKUMA, O; MASUDA, K; NAGAE, S et al.Nihon Enerugi Gakkaishi. 1993, Vol 72, Num 2, pp 111-117, issn 0916-8753Article

Effet de l'enlèvement des ions de métaux sur la solubilité des résidus sous vide de liquides dérivés du charbonMOCHIDA, I; YUFU, A; SAKANISHI, K et al.Nenryo Kyokai-Shi. 1989, Vol 68, Num 3, pp 244-248, issn 0369-3775Article

Viscosity of brown coal-solvent slurryOKUMA, O; MAE, K; YANAI, S.-I et al.Fuel processing technology. 1989, Vol 22, Num 1, pp 73-86, issn 0378-3820, 14 p.Article

Reaction path study and its application to reactors of victorian brown coal liquefactionTAKI, Y; KAWAI, S; NAKAKO, Y et al.Coal science and technology. 1987, Vol 11, pp 203-206, issn 0167-9449Conference Paper

High-temperature n.m.r. analysis of aromatic units in asphaltenes and preasphaltenes derived from Victorian brown coalMASUDA, K; OKUMA, O; NISHIZAWA, T et al.Fuel (Guildford). 1996, Vol 75, Num 3, pp 295-299, issn 0016-2361Article

Structure et stabilité thermique de résidus sous vide de liquides dérivés d'un lignite australienMOCHIDA, I; YUFU, A; SAKANISHI, K et al.Nenryo Kyokai-Shi. 1988, Vol 67, Num 6, pp 413-417, issn 0369-3775Article

Effects of liquefaction conditions on vaporization of solvents and liquefaction of victorian brown coal in reactorsOKUMA, O; YANAI, S; MAE, K et al.Coal science and technology. 1987, Vol 11, pp 307-310, issn 0167-9449Conference Paper