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Dive into the research topics where Keisuke Tokunaga is active.

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Featured researches published by Keisuke Tokunaga.


Archive | 2006

Beta-type zeolite for scr catalyst and method for removing nitrogen oxide by using the same

Hidekazu Aoyama; Ko Ariga; Hiroshi Ogawa; Keisuke Tokunaga; 宏 小川; 敬助 徳永; 耕 有賀; 英和 青山


Archive | 2007

ß-ZEOLITE FOR SCR CATALYST AND METHOD FOR PURIFYING NITROGEN OXIDES USING SAME

Keisuke Tokunaga; Hiroshi Ogawa; Ko Ariga; Hidekazu Aoyama


Archive | 2007

type zeolite for scr catalyst and method for converting nitrogen oxide using the zeolite

Keisuke Tokunaga; Hiroshi Ogawa; Ko Ariga; Hidekazu Aoyama


Archive | 2011

ZEOLITE HAVING COPPER AND ALKALI EARTH METAL SUPPORTED THEREON

Keisuke Tokunaga; Yuuki Ito


Archive | 2010

Novel metallosilicate, production method thereof, nitrogen oxide purification catalyst, production method thereof, and nitrogen oxide purification method making use thereof

Yusuke Naraki; 祐介 楢木; Keisuke Tokunaga; 敬助 徳永; Ko Ariga; 耕 有賀


Archive | 2005

Heavy metal treating agent and treating method of heavy metal using the same

Nobumasa Suzuki; Keisuke Tokunaga; 敬助 徳永; 紳正 鈴木


Archive | 2011

Zeolite which supports copper and alkaline earth metal

Yuki Ito; Keisuke Tokunaga; 悠軌 伊藤; 敬助 徳永


Archive | 2010

Highly hydrothermal-resistant SCR catalyst and manufacturing method therefor

Keisuke Tokunaga


Archive | 2010

Highly heat-resistant aqueous scr catalyst and manufacturing method therefor

Keisuke Tokunaga


Archive | 2010

NOVEL METALLOSILICATES, PROCESSES FOR PRODUCING THE SAME, NITROGEN OXIDE REMOVAL CATALYST, PROCESS FOR PRODUCING THE SAME, AND METHOD FOR REMOVING NITROGEN OXIDE WITH THE SAME

Yusuke Naraki; Keisuke Tokunaga; Ko Ariga

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