Apparatus and process for catalytic cracking of two distinct hydrocarbon feeds

The present invention concerns an apparatus and associated process for the catalytic cracking of oil cuts in a fluidized bed. The apparatus and process can catalytically crack a conventional feed in a principal riser B and crack a secondary feed in at least one secondary riser C. The lower end of th...

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Bibliographische Detailangaben
Hauptverfasser: Andreux, Régis, Duplan, Jean-Luc
Format: Patent
Sprache:eng
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Beschreibung
Zusammenfassung:The present invention concerns an apparatus and associated process for the catalytic cracking of oil cuts in a fluidized bed. The apparatus and process can catalytically crack a conventional feed in a principal riser B and crack a secondary feed in at least one secondary riser C. The lower end of the secondary riser or risers C is open to the bottom portion of the principal riser B; the upper end of the secondary riser or risers C is open to the top portion of the principal riser B.