1
Keiichi Sawamura, Yoshiyuki Eto, Junichi Mine, Koji Masuda: Method of producing monolithic catalyst for purification of exhaust gas. Nissan Motor, Schwartz Jeffery Schwaab Mack Blumenthal & Evans, May 6, 1986: US04587231 (50 worldwide citation)

A method of producing a monolithic three-way catalyst for the purification of exhaust gases of internal combustion engines. First, a mixed oxide coating is provided to a monolithic carrier by treating the carrier with a coating slip in which an active alumina powder containing cerium in oxide form i ...


2
Keiichi Sawamura: Method of impregnating spheres of activated alumina for use in catalyst support with cerium. Nissan Motor Company, Schwartz Jeffery Schwaab Mack Blumenthal & Koch, October 4, 1983: US04407735 (13 worldwide citation)

A method of impregnating spheres of activated alumina with cerium in an oxidized state. The cerium-impregnated alumina spheres are for use in catalyst supports for three-way catalysts for purification of exhaust gases of automotive engines. The method has the steps of wetting spheres of activated al ...