Process for the production of olefins

Details Process for the production of olefins Process for the production of olefins

C - Chemistry, Metallurgy

07

C

260/708.7

C07C 4/04 (2006.01) C10G 9/32 (2006.01)

Patent

CA 1117985

ABSTRACT OF THE DISCLOSURE A process for producing olefines by using a fluidized bed of coke particles provided in each of a reactor and a heater, circulating coke particles through the reactor and the heater, heating the coke particles by a combustion of fuel and if desired, a part of the coke particles in the heater, thermally cracking a heavy oil with a heated coke particles as a heat carrier in the reactor, the improvement which comprises a dis- tillation residue is converted into a high temperature, low- calorie gas in a combustion chamber, and the coke particles is heated with the gas in the heater, further a increment of coke deposited on a surface of the coke particles is burned by blowing air to the heater.

341814

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