Heterogeneous catalyst regeneration
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United States of America Patent
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Mar 29, 2005
Grant Date -
Mar 25, 2004
app pub date -
Sep 20, 2002
filing date -
Sep 20, 2002
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Abstract
Used titanium-containing silicon oxide catalysts are regenerated by heating the used catalyst at a temperature of at least 400.degree. C. in the presence of a oxygen-containing gas stream, followed by impregnation with a titanium source, and then calcining the impregnated catalyst to form a reactivated catalyst.
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