Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Uop IncfiledCriticalUop Inc
Priority to MYPI9400443priorityCriticalpatent/MY131551A/en
Publication of MY131551ApublicationCriticalpatent/MY131551A/en
Production Of Liquid Hydrocarbon Mixture For Refining Petroleum
(AREA)
Abstract
OPERATION OF FCC PROCESS IS IMPROVED BY USING A NOVEL REACTOR RISER DISENGAGER CONFIGURATION WHICH SUSPENDS CATALYST IN A DISENGAGEMENT ZONE IN A RISER PROXIMATE OR ABOVE THE RISER CYCLONE INLETS TO ACHIEVE A SUSPENDED CATALYST DENSITY THAT IS HGHER THAN THE FLOWING CATALYST DENSITY IN THE RISER. THE SUSPENDED CATALYST PROVIDED A DISENGAGEMENT ZONE THAT ENHANCES TE SEPARATION OF CATALYST FROM PRODUCT VAPORS. THE RISER OPERATES IN A MANNER THAT PREVENTS ANY SUBSTANTIAL DISCHARGE OF PRODUCT VAPOR FROM ITS UPPER END. THE ARRANGEMENT ALSO PROVIDED A CONVENIENT METHOD FOR VENTING STRIPPING VAPORS INTO A CLOSED REACTOR CYCLONE SYSTEM.
MYPI94004431994-02-251994-02-25Fcc process using reactor riser disengager with suspended catalyst separation zone
MY131551A
(en)