Osamu Okuma

New Pretreatment Methods Combining a Hot Water Treatment and Water/Acetone Extraction for Thermo-Chemical Conversion of Biomass

Isao Hasegawa, Kazuhide Tabata, Osamu Okuma et al. · Energy & Fuels · 2004 · 71 citations

Engineering, Bioenergy, Residual Cellulose +21

The advantages of vacuum-treatment in the thermal upgrading of low-rank coals on the improvement of dewatering and devolatilization

Mahidin Mahidin, Yuji Ogaki, Hiromoto Usui et al. · Fuel Processing Technology · 2003 · 52 citations

Coal Utilization, Dewatering, Thermal Upgrading +1

Detailed characterization of heteroatom-containing molecules in light distillates derived from Tanito Harum coal and its hydrotreated oil☆

Sri Djangkung Sumbogo Murti, Kinya Sakanishi, Osamu Okuma et al. · Fuel · 2002 · 46 citations

Chemical Engineering, Detailed Characterization, Engineering +6

Preparation of Highly Dispersed NiMo Catalysts Supported on Hollow Spherical Carbon Black Particles

Kinya Sakanishi, Haru-umi Hasuo, Isao Mochida et al. · Energy & Fuels · 1995 · 41 citations

Materials Science, Chemical Engineering, Catalytic Material +11

Catalytic Activity of NiMo Sulfide Supported on a Particular Carbon Black of Hollow Microsphere in the Liquefaction of a Subbituminous Coal

Kinya Sakanishi, Haru-umi Hasuo, Masahiro Kishino et al. · Energy & Fuels · 1996 · 32 citations

Liquefaction, Engineering, Chemistry +17