Process for the production of hydrogen
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United States of America Patent
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Dec 31, 2002
Grant Date -
Sep 27, 2001
app pub date -
Mar 23, 2001
filing date -
Sep 23, 1998
priority date (Note) -
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Abstract
A high temperature shift process using an iron oxide-containing catalyst wherein the feed gas is contacted with an iron-free, copper-containing, catalyst at an inlet temperature in the range 280-370.degree. C. before contact with the iron oxide-containing catalyst in order to effect some shift reaction and thus avoid conditions conducive to over-reduction of the iron oxide containing catalyst.
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