Apparatus for contacting of gases and solids in fluidized beds
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United States of America Patent
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May 1, 2001
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N/A
app pub date -
Dec 10, 1999
filing date -
Dec 15, 1998
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Abstract
A gas-solid fluidized bed is formed within a contacting element having pairs of planar portions arranged in intersecting planes, each planar portion being formed by one or more webs and one or more open slots adjacent each web, the webs and slots being arranged such that a web in one of the planar portions intersects a slot in the paired planar portion. The fluidized bed can be catalyst particles fluidized by a gas stream, such as in a catalyst stripper and/or regenerator in an FCC system.
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