초록 ▼

The invention relates to a catalyst for conversion of carbon monoxide with steam into hydrogen, carbon dioxide and hydrogen-rich synthesis gases. The conversion can be done at temperatures above roughly 300.degree. C. In addition, a chromium-free catalyst for the aforementioned purpose is described

The invention relates to a catalyst for conversion of carbon monoxide with steam into hydrogen, carbon dioxide and hydrogen-rich synthesis gases. The conversion can be done at temperatures above roughly 300.degree. C. In addition, a chromium-free catalyst for the aforementioned purpose is described which contains the following in "application form:"

대표청구항 ▼

[ We claim:] [30.] A process for the conversion of carbon monoxide with steam into hydrogen and carbon dioxide using a chromium-free, high temperature CO shift conversion catalyst comprisingpreparing the chromium-free high temperature CO shift conversion catalyst from the following components:(a) ab

[ We claim:] [30.] A process for the conversion of carbon monoxide with steam into hydrogen and carbon dioxide using a chromium-free, high temperature CO shift conversion catalyst comprisingpreparing the chromium-free high temperature CO shift conversion catalyst from the following components:(a) about 30-98% by weight iron oxide, computed as Fe.sub.2 O.sub.3 ;(b) about 0.1-20% by weight copper oxide, computed as CuO;(c) about 0.1-20% by weight of an oxide of a rare earth metal, computed as Me.sub.2 O.sub.3 in which Me is a rare earth metal or zirconium oxide, computed as ZrO.sub.2 ; and(d) about 0.1-30% by weight of at least one oxide of one or more base metals with an ionic radius of about 50 to 72 pm other than chromium andprocessing the carbon monoxide with steam in a feed stream at high temperatures to produce hydrogen and carbon dioxide.