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METHOD OF FCC SPENT CATALYST STRIPPING FOR IMPROVED EFFICIENCY AND REDUCED HYDROCARBON FLOW TO REGENERATOR
METHOD OF FCC SPENT CATALYST STRIPPING FOR IMPROVED EFFICIENCY AND REDUCED HYDROCARBON FLOW TO REGENERATOR
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机译:用于提高效率和减少流向再生器的碳氢化合物的FCC催化剂汽提方法
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摘要
A method and apparatus are disclosed to reduce the amount of unstripped hydrocarbon flowing to the regenerator in an FCC unit. The catalyst stripper section is heated by indirect heat exchange with a mixture of hot regenerator flue gas and regenerated catalyst.
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