Apparatus for the regeneration of catalyst for use in the conversion of hydrocarbons

Claim 1

APPARATUS OF THE CHARACTER DESCRIBED COMPRISING A VERTICALLY ELONGATED REGENERATING CHAMBER, A SECOND CHAMBER POSITIONED AT AN ELVATION HIGHER THAN THAT OF THE REGENERATING CHAMBER, AN ELEVATOR CONDUIT LEADING TO THE UPPER CHAMBER AND ADAPTED TO CONVEY A SUSPENSION OF FINELY DIVIDED CATALYST IN STEAM THERETO, A CONDUIT LEADING FROM A LOWER ZONE OF THE UPPER CHAMBER INTO THE CENTER OF THE UPPER END OF THE REGENERATING CHAMNBER AND ADAPTED TO THE GRAVITATION OF CATALYST THERETHROUGH, A PERFORATED CONICAL BAFFLE POSITIONED IN AN UPPER ZONE OF THE REGENERATING CHAMBER AND HAVING ITS APEX DIRECTLY BELOW THE CONDUIT ENTERING THE UPPER END OF SAID CHAMBER, CONDUIT MEANS FOR DELIVERING AIR TO A LOWER ZONE OF THE REGENERATING CHAMBER AND CONDUIT MEANS FOR WITHDRAWING CATALYST FROM A LOWER ZONE AND GASEOUS PRODUCTS OF THE REGENERATION FROM AN UPPER ZONE OF THE REGENERATING CHAMBER.