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Dive into the research topics where Keiji Hirao is active.

Publication


Featured researches published by Keiji Hirao.


Archive | 2001

Method for producing ester

Michimasa Memita; Keiji Hirao


Tribology International | 2007

Investigation of anti-wear additives for low viscous synthetic esters: Hydroxyalkyl phosphonates

Ichiro Minami; Keiji Hirao; Michimasa Memita; Shigeyuki Mori


Archive | 2001

Process for producing ester

Michimasa Memita; Keiji Hirao


Archive | 2001

Lubricating oil composition for operating fluid composition refrigerator and

Sachiko Doishita; Keiji Hirao; Yosuke Kidera; 幸子 土井下; 佳二 平尾; 洋介 木寺


Archive | 2001

Production of esters for use as lubricating base stock

Keiji Hirao; Michimasa Memita


Lubrication Engineering | 2002

Investigation of antiwear additives for synthetic esters

Ichiro Minami; Toshiaki Hasegawa; Michimasa Memita; Keiji Hirao


Japanese journal of tribology | 2003

Antiwear additives for neopentyl type esters: Design and performance evaluation of amine salts of phosphonic acid

Keiji Hirao; Toshiaki Hasegawa; Yosuke Kidera; Michimasa Memita; Ichiro Minami


Japanese journal of tribology | 2002

Effects and mechanism of anti-wear additives for neopentyl type esters

Toshiaki Hasegawa; Keiji Hirao; Michimasa Memita; Ichiro Minami


Archive | 2001

Herstellung von Estern für die Verwendung als Basisschmieröl The production of esters for use as a lubricating base oil

Keiji Hirao; Michimasa Memita


Archive | 2001

Verfahren zur herstellung von estern A process for the preparation of esters

Michimasa Memita; Keiji Hirao

Collaboration


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Ichiro Minami

Luleå University of Technology

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