Particulate collection device with integral wet scrubber
Patent 5250267 Issued on October 5, 1993. Estimated Expiration Date: 
June 24, 2012. 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.
June 24, 2012. 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 3631655 3633337 3672502 3894853 Gas reheating system using hot precipitator Method of cleaning particle bearing gas Electrostatic aerosol scrubber and method of operation Method of and apparatus for processing sulfur-containing exhaust gas Apparatus for separating suspended materials such as ash or the like from stack gases Patent #: 4472182 InventorsApplicationNo. 903312 filed on 06/24/1992US Classes:422/168, Waste gas purifier55/341.1, MULTIPLE BAG TYPE FILTERS IN CHAMBER55/343, Combined serial and parallel arrangement55/344, With flow equalizing, controlling, or distributing means55/418, WITH INFLOW GAS CONTROL OR DISTRIBUTION96/55, And serially arranged nonelectrical separator96/73, Flow distribution means for parallel sections137/605, With flow control137/892, With selectively operated flow control means in inlet422/169, Including means providing sequential purification stages422/172, And means downstream of a stage for injecting a reactant into waste gas for interreaction in subsequent stage422/176Including waste gas flow distributor upstream of reaction site and within reaction chamber modifying velocity profile of gasExaminersPrimary: Warden, Robert J.Assistant: Kim, Christopher Attorney, Agent or FirmInternational ClassesB01D 050/00B01D 051/00 B03C 003/00 AbstractAn integrated jet scrubber and particulate collection device for removing sulfur oxides and other contaminants from combustion flue gas and also for removing particulates from this gas, such operations occurring in a single, integrated unit or assembly. In some instances, this combination device may be located in the lower portion of a chimney or stack.Field of SearchWaste gas purifierIncluding means providing sequential purification stages Plural chemical reaction stages And means downstream of a stage for injecting a reactant into waste gas for interreaction in subsequent stage Including waste gas flow distributor upstream of reaction site and within reaction chamber modifying velocity profile of gas MULTIPLE BAG TYPE FILTERS IN CHAMBER Combined serial and parallel arrangement With flow equalizing, controlling, or distributing means WITH INFLOW GAS CONTROL OR DISTRIBUTION Flow control means is located in aspirated fluid inlet With selectively operated flow control means in inlet With flow control Valve in each inlet With flow control means for branched passages With valve or movable deflector at junction | |
