Fluid coking with quench elutriation using industrial sludge
Patent 4552649 Issued on November 12, 1985. Estimated Expiration Date: 
March 15, 2005. Estimated Expiration Date is calculated based on simple USPTO term provisions. It does not account for terminal disclaimers, term adjustments, failure to pay maintenance fees, or other factors which might affect the term of a patent.
March 15, 2005. Estimated Expiration Date is calculated based on simple USPTO term provisions. It does not account for terminal disclaimers, term adjustments, failure to pay maintenance fees, or other factors which might affect the term of a patent.Patent References 1996692 2066166 2151147 2172784 2953520 2999062 3043771 3206392 3917564 Conversion of solid wastes to fuel coke and gasoline/light oil InventorsApplicationNo. 06/712181 filed on 03/15/1985US Classes:208/127, Suspension system208/13, TREATMENT OF REFINING SLUDGE208/161, Separation of entrained fines from effluents585/240PRODUCTION OF HYDROCARBON MIXTURE FROM REFUSE OR VEGETATIONExaminersPrimary: Gantz, D. E.Assistant: McFarlane, Anthony Attorney, Agent or FirmInternational ClassesC10G 9/00 (20060101)C10G 9/32 (20060101) C10B 55/10 (20060101) C10B 39/00 (20060101) C10B 53/00 (20060101) C10B 55/00 (20060101) AbstractAn improved fluid coking process is provided in which an aqueous sludge comprising an organic waste is used as quench in a quench elutriator to cool the coke product and convert at least a portion of the organic waste to a vaporous compound (e.g., hydrocarbon) which is recycled to the heating zone to increase the fuel value of the heating zone gaseous effluent. |
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