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AssigneeOsaka Gas Co., Ltd.
InventorsHirofumi Ohtsuka, Shimpei Norioka, Akio Hirayama
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Provided is a molded catalyst serving as a methanation catalyst that supports ruthenium as an activated metal, and has high activity at low temperatures, sufficient strength for industrial use, and heat resistance under high temperature and high water vapor pressure conditions. Provided is a carbon dioxide methanation catalyst molded body including an activated alumina molded body, and zirconia and ruthenium supported on the activated alumina molded body, in which the amount of zirconia supported is 3 to 10 parts by mass with respect to 100 parts by mass of the activated alumina molded body, the amount of ruthenium supported is 0.1 to 5 parts by mass per 100 parts by mass of the activated alumina molded body, and the carbon dioxide methanation catalyst molded body is a molded body having a particle diameter of 2 to 20 mm.
A carbon dioxide methanation catalyst molded body comprising:
A method for producing a carbon dioxide methanation catalyst molded body, comprising:
Dependencies are inferred from the claim text.