Fluidized bed calcining system
Patent 4161389 Issued on July 17, 1979. Estimated Expiration Date: 
April 7, 1998. 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.
April 7, 1998. 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 2391534 2795860 Fluidized bed desubliming apparatus for recovery of aluminum chloride Patent #: 3930800 InventorsAssigneeApplicationNo. 05/894240 filed on 04/07/1978US Classes:432/58, WITH HEATING GAS CONVEYING, AGITATING, SCATTERING OR DISINTEGRATION OF WORK (E.G., FLUIDIZED BED, ETC.)55/341.6Partitioned bag filter chamberExaminersPrimary: Camby, John J.Attorney, Agent or FirmInternational ClassesB01D 46/24 (20060101)F27B 15/00 (20060101) F27B 15/12 (20060101) AbstractDisclosed is a method and apparatus for calcining or heat treating finely divided solids to effect a change in physical and/or chemical properties and, in so doing and prior to exhaust, filtering out particles entrained in the exhaust. | |
