1
Tadao Nakatsuji, Hiromitsu Shimizu, Ritsu Yasukawa, Fujio Suganuma, Akihiro Kitazume, Hiroshi Tsuchida, Takehiko Ito, Hideaki Hamada, Katsumi Miyamoto, Masaaki Kawatsuki, Yoshiaki Kintaichi, Motoi Sasaki, Mitsunori Tabata: Catalyst for catalytic reduction of nitrogen oxide. Sakai Chemical, Agency of Industrial Science and Technology, Petroleum Energy Center, Cosmo Oil, Sughrue Mion Zinn Macpeak & Seas, January 10, 1995: US05380692 (69 worldwide citation)

A catalyst for catalytic reduction of nitrogen oxide using at least one reducing agent selected from the group consisting of a hydrocarbon and an oxygen-containing organic compound is described, which includes an oxide represented by formula (V):


2
Tadao Nakatsuji, Hiromitsu Shimizu, Ritsu Yasukawa, Masaaki Kawatsuki, Mitsunori Tabata, Hiroshi Tsuchida, Yoshiaki Kintaichi, Motoi Sasaki: Catalyst for catalytic reduction of nitrogen oxide. Sakai Chemical, Petroleum Energy Center, Cosmo Oil, Agency of Industrial Science and Technology, Sughrue Mion Zinn Macpeak & Seas, December 12, 1995: US05474965 (11 worldwide citation)

A novel catalyst for catalytic reduction of nitrogen oxide using a hydrocarbon as a reducing agent is provided, which comprises (a) at least an element of the platinum group selected from the group consisting of platinum, iridium, rhodium and ruthenium and (b) gold, and which may further comprises ( ...


3
Mitsunori Tabata, Masaaki Kawatsuki, Katsumi Miyamoto, Hiroshi Tsuchida, Tomohiro Yoshinari, Kazushi Usui, Fujio Suganuma, Tadao Nakatsuji, Hiromitsu Shimizu, Ritsu Yasukawa, Hideaki Hamada, Takehiko Ito, Yoshiaki Kintaichi, Motoi Sasaki: Removal of nitrogen oxide from exhaust gas. Japan Represented by Director General of Agency of Industrial Science and Technology, Petroleum Energy Center, Cosmo Oil, Sakai Chemical, Sughrue Mion Zinn Macpeak & Seas PLLC, December 29, 1998: US05853679 (6 worldwide citation)

A process for removing nitrogen oxide from exhaust is disclosed, comprising contacting exhaust containing nitrogen oxide with an alumina catalyst which contains not more than 0.5% by weight of an alkali metal and/or an alkaline earth metal and has a total pore volume of from 0.48 to 1.2 cm.sup.3 .mu ...