Continuous catalyst activator
Number of patents in Portfolio can not be more than 2000
United States of America Patent
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Feb 14, 2012
Grant Date -
Jun 25, 2009
app pub date -
Dec 20, 2007
filing date -
Dec 20, 2007
priority date (Note) -
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Abstract
Methods and systems for preparing catalyst, such as chromium catalysts, are provided. The valence of at least a portion of the catalyst sent to an activator is changed from Cr(III) to Cr(VI). The catalyst is prepared or activated continuously using a fluidization bed catalyst activator.
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