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Dive into the research topics where Naoharu Igarashi is active.

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Featured researches published by Naoharu Igarashi.


Archive | 2001

Hydrofining catalyst and hydrofining process

Hideaki Kumagai; Hiroki Koyama; Kenji Nakamura; Naoharu Igarashi; Masayuki Mori; Takayuki Tsukada


Archive | 2009

METHOD OF PRODUCING PARA-SUBSTITUTED AROMATIC HYDROCARBON

Koichi Matsushita; Chikanori Nakaoka; Naoharu Igarashi; Makoto Oyamada


Archive | 2009

Process for producing p-substituted aromatic hydrocarbon

Koichi Matsushita; 康一 松下; Chikanori Nakaoka; 哉徳 中岡; Naoharu Igarashi; 直治 五十嵐; Makoto Oyamada; 小山田 真


Archive | 2010

CATALYST FOR PRODUCING PARA-SUBSTITUTED AROMATIC HYDROCARBON AND METHOD FOR PRODUCING PARA-SUBSTITUTED AROMATIC HYDROCARBON USING THE SAME

Naoharu Igarashi; Chikanori Nakaoka


Archive | 2009

Procédé de fabrication d'un hydrocarbure aromatique p-substitué

Koichi Matsushita; 康一 松下; Chikanori Nakaoka; 哉徳 中岡; Naoharu Igarashi; 直治 五十嵐; Makoto Oyamada; 小山田 真


Archive | 2004

Naphthene-based solvent and method for producing the same

Naoharu Igarashi; Keita Matsushita; 直治 五十嵐; 景太 松下


Archive | 2001

Heavy oil hydrofining apparatus and heavy oil hydrofining process

Naoharu Igarashi; Hiroki Koyama; Hideaki Kumagai; Masayuki Mori; Kenji Nakamura; Takayuki Tsukada


Archive | 2001

Hydrorefining catalyst and hydrorafineringsfremgangsmåde

Takayuki Tsukada; Masayuki Mori; Hideaki Kumagai; Hiroki Koyama; Kenji Nakamura; Naoharu Igarashi


Archive | 2001

Hydroraffinationsgerät für Schweröl und Hydroraffinationsverfahren für Schweröl Hydrorefining unit for heavy oil and hydrorefining process for heavy oil

Hideaki Kumagai; Hiroki Koyama; Kenji Nakamura; Naoharu Igarashi; Masayuki Mori; Takayuki Tsukada


Archive | 2001

Hydroraffinierungs-catalyst and process-hydroraffinierungs

Hideaki Kumagai; Hiroki Koyama; Kenji Nakamura; Naoharu Igarashi; Takayuki Tsukada; Masayuki Mori

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