Invention Grant
US07384986B2 Process for the selective methanation of carbonmonoxide (CO) contained in a hydrogen-rich reformate gas 有权
用于富氢重整气体中所含的一氧化碳(CO)的选择性甲烷化的方法

Process for the selective methanation of carbonmonoxide (CO) contained in a hydrogen-rich reformate gas
Abstract:
The present invention provides a methanation catalyst prepared by depositing Pt and Ru on a metal oxide carrier by incipient wetness impregnation or precipitation deposition, drying and calcining the deposited carrier to obtain a Pt—Ru/metal oxide catalyst. This catalyst can selectively catalyze methanation of CO, wherein hydrogen and CO in a hydrogen-rich reformate or synthesis gas are reacted to form methane and water, thereby the CO concentration in the hydrogen-rich reformate is reduced.
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