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
Yoshiaki Kintaichi, Hideaki Hamada, Takehiko Ito, Motoi Sasaki, Fujio Suganuma, Mitsunori Tabata, Akihiro Kitazume, Kazushi Usui, Tadao Nakatsuji, Hiromitsu Shimizu: Process for removing nitrogen oxides from exhaust gases. Agency of Industrial Science and Technology, Petroleum Energy Center, Cosmo Oil, Sakai Chemical, Sughrue Mion Zinn Macpeak & Seas, July 13, 1993: US05227145 (19 worldwide citation)

A process for removing nitrogen oxides from an exhaust gas by bringing the exhaust gas containing nitrogen oxides into contact with at least one catalyst selected from a polyvalent metal phosphate, a polyvalent metal sulfate or an aluminate of a transition metal of the 4th period of the Periodic Tab ...