Catalytic cracking plant and method
Abstract
Abstract WE DISCLOSE A PROCESS FOR CRACKING A PRIMARY HYDROCARBON CHARGE CAPABLE OF BEING CRACKED TO LOWER BOILING CONSTITUENTS INCLUDING PETROCHEMICALS AND THE LIKE IN THE PRESENCE OF A STREAM OF FLUIDIZED CRACKING CATALYST, SAID PROCESS COMPRISING THE STEPS OF MAINTAINING A PREDETERMINED RANGE OF TEMPERATURES WITHIN SAID CATALYST STREAM, ADDING SAID CHARGE TO SAID CATALYST STREAM, RECYCLING AT LEAST A PORTION OF THE NORMALLY LIQUID EFFLUENT PRODUCT OF SAID CRACKING PROCESS TO SAID CATALYST STREAM, AND ADDING SAID RECYCLE PORTION TO SAID CATALYST STREAM AT A POINT HAVING A HIGHER TEMPERATURE THAN THAT AT WHICH SAID CHARGE IS ADDED SO THAT A SIGNIFICANT PROPORTION OF SAID RECYCLE EFFLUENT IS CRACKED BY SAID CATALYST.
Inventors
- 👤 Joel D Mckinney
- 👤 George F Ondish
Bibliographic Details
Claims Analysis
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