Combination fluid coking and calcining

Claim 1

AN INTEGRATED COKING AND CALCINING PROCESS WHICH COMPRISES THE STEPS OF COKING HYDROCARBONS BY CONTACTING THE SAME WITH HOT COKE PARTICLES IN A COKING ZONE WHEREIN THE HYDROCARBON ARE CONVERTED TO PRODUCT VAPORS AND CARBONACEOUS SOLIDS ARE DEPOSITED ON THE COKE PARTICLES, REMOVING PRODUCT VAPORS FROM THE COKING ZONE, CONTINUOUSLY REMOVING A PORTION OF THE COKE PARTICLES FROM THE COKING ZONE AND TRANSFERRING THEM TO A MAIN HEATING ZONE, PASSING HOT COMBUSTION GASES THROUGH SAID MAIN HEATING ZONE IN ORDER TO INCREASE THE TEMPERATURE OF SAID COKE PARTICLES, RETURNING A PORTION OF THE HEATED COKE PARTICLES FROM THE MAIN HEATING ZONE TO THE COKING ZONE, PASSING A CONFINED STREAM OF COKE PARTICLES WITHOUT SUBSTANTIAL COOLING FROM SAID MAIN HEATING ZONE THROUGH A TRANSFER LINE HEATING ZONE, PASSING HOT COMBUSTION GASES OBTAINED FROM THE BURNING IN A SEPARATE BURNING ZONE OF AN EXTRANEOUS FUEL IN THE ABSENCE OF COKE PARTICLES CONCURRENTLY WITH SAID STREAM OF COKE PARTICLES THROUGH SAID TRANSFER LINE HEATING ZONE IN ORDER TO HEAT THE COKE PARTICLES TO CALCINING TEMPERATURE, SEPARATING AT LEAST A PORTION OF THE THUS HEATED COKE FROM THE SAID COMBUSTION GASES, SUPPLYING SAID COMBUSTION GASES FROM