FILTER Russian patent published in 2001 - IPC

FIELD: cleaning gases from dust. SUBSTANCE: filter includes revolving drum mounted in immovable housing which is coated with filtering material, dust-laden gas inlet, cleaned gas outlet and drum rotation system; immovable bin is located inside drum. Housing has longitudinal opening whose edges coincide over contour with upper edges of bin. Lower part of bin is provided with cylindrical branch pipe coaxial relative to drum which is connected to low- pressure source through dust collector. Upper edges of bin and edges of longitudinal opening are provided with sealing system for inner and outer surfaces of filtering material; sealing system is made in form of spring-loaded shafts whose outer surface is coated with flexible deformable material. Filter includes also electromagnetic system located near filtering material and made in form of coils with ferromagnetic cores whose windings may be connected to voltage source. Filtering material includes ferromagnetic inclusions; it is reinforced with steel screen. EFFECT: enhanced cleaning efficiency; simplified construction; enhanced reliability of regeneration of filtering material. 7 cl, 2 dwg