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| Number | Title | Issue Date |
| 7972399 | Fabric filter with fluidised dust-bed, and a method of maintaining it A fabric filter (1) has at least a first compartment (2) and a second compartment (4). A hopper (42) is adapted for fluidisation of dust collected in the compartments (2, 4) to form a bed (52) of fluidised dust. A partition ... | 07/05/2011 |
| 6592641 | Integral porous filter/fail-safe/regenerator/gas separation membrane module A combined hot gas cleanup system and gas separation unit is contained within a single pressure vessel. Preferably, the combined unit is an integral structure that is retrofittable to replace existing candle filters in their installed holders. The integra... | 07/15/2003 |
| 6544317 | Advanced hybrid particulate collector and method of operation A device and method for controlling particulate air pollutants of the present invention combines filtration and electrostatic collection devices. The invention includes a chamber housing a plurality of rows of filter elements. Between the rows of filter e... | 04/08/2003 |
| 5803939 | Industrial dust collector and method for its use A cartridge filter element for installation in a plenum of a filtration housing that receives a dirty air flow and cleans that flow by flow passage through a filter material or media of the cartridge filter element, with the cleaned air then passed out of... | 09/08/1998 |
| 5553555 | System and method for flue gas purification for thermal power units A system and method for purification of combustion gases cools the combustion gases to an optimal oxidation temperature, oxidizes the combustion gases, injects water or uses natural moisture content to form acid aerosols, neutralizes the acid aerosols wit... | 09/10/1996 |
| 5536284 | Filter for filtering gases laden with particles A filter for continuous, industrial-scale filtering of gases charged with solid particles which includes a cylindrical filter body having at least one filtering section divided into an inlet chamber and an outlet chamber by a funnel-shaped separation wall... | 07/16/1996 |
| 5417855 | Filter bag subassembly A filter apparatus having a filter bag subassembly for collecting contaminating material. The filter bag sub-assembly includes five diametrically and axially-spaced bags and an integral collar. The five spaced bags form five spaced chambers and the integr... | 05/23/1995 |
| 5397371 | Container charger A charging apparatus for finely ground particulate materials such as drugs or vitamin concentrates to supplement animal feed and the like, enabling control of the materials, accounting of the particulate materials being dumped and inhibiting exposure of w... | 03/14/1995 |
| 5114583 | Filter unit with high volumetric efficiency and reduced filtering surface The filter unit is of the type comprising a casing (2), filter tubes (5) associated with a filtering surface (6), shaker means (7) for the filtering surface (6), a suction pipe (10) associated with the casing and a suction pipe (11) associated with one or... | 05/19/1992 |
| 5074896 | Cartridge device for gas filtration A gas filtration device embodying in a frame a multiplicity of elongated porous polytetrafluoroethylene membrane filter pouches supported within by individual frames and without by a cradle. Useful for air filtration as a cartridge filter.... | 12/24/1991 |
| 5017200 | Baghouse A baghouse chamber divided into an inlet for receiving a gas stream containing particulates, an outlet for exiting said gas stream after filtering, a main chamber and an auxiliary chamber. At least one filter bag is housed within the main chamber for filt... | 05/21/1991 |
| 4921509 | Air filtration system for ducted range hoods An air filtration system for removing smoke and grease from cooking exhaust of ducted range hoods is disclosed. In particular, the system includes a coarse filter device fine filter device which substantially remove all of the cooking effluents from the c... | 05/01/1990 |
| 4828719 | Method and device for separating liquid and/or gas from liquid or gaseous mixture In a method and a device for extracting liquid or gas from a liquid or gaseous mixture containing dispersed solid particles, a cylindrical filter disposed in a container receiving a mixture to be filtered is subjected to oscillations in the axial directio... | 05/09/1989 |
| 4668253 | Apparatus for the processing and scrubbing of gas entrained with particulate matter An apparatus for the processing and scrubbing of contaminated gases i.e., gases entrained with particulate matter, is presented. The apparatus comprises a primary dust removal unit which receives a descending gas pipeline originating from a generator or s... | 05/26/1987 |
| 4579567 | Agglomerating carbon black using cyclone at entrance to bag filter A cyclonic agglomerator is used in the inlet line for quenched carbon black smoke into a bag house to increase the efficiency of carbon black processing.... | 04/01/1986 |
| 4523931 | Fabric filter system with improved gas bypass means for removing particulate matter from gases An internal flue gas bypass system is provided in a baghouse filter system having a plurality of filter compartments each having a gas inlet for receiving particulate-laden gas, a gas outlet for delivering filtered gas, fabric filter means between the gas... | 06/18/1985 |
| 4521231 | High capacity gas filter system A high capacity gas filter having a particulate collector hopper having a bag housing mounted thereon with the walls of the housing extending outwardly and upwardly from the hopper. The walls terminate in gas passages which may be covered by outwardly ext... | 06/04/1985 |
| 4161389 | Fluidized bed calcining system Disclosed 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.... | 07/17/1979 |
