Regenerator for catalytic cracking unit with external cyclones
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United States of America Patent
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May 31, 2016
Grant Date -
Jun 5, 2014
app pub date -
Aug 14, 2012
filing date -
Aug 31, 2011
priority date (Note) -
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Abstract
Regenerator for catalytic cracking unit comprising a first part occupied by a dense fluidized bed of catalyst and a second part positioned above the first part and occupied by a fluidized bed of low solid particles density, the said second part comprising one internal device covering, by projection onto the plane of the cross section of the said vessel of the regenerator, at least 80% of the said cross section, the said regenerator being equipped with at least one cyclone for separating gases/solids in the mixture derived from the low-density bed, the said cyclone being placed outside the vessel of the regenerator.
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