FILTER WITH GRANULAR CHARGE Russian patent published in 2003 - IPC

FIELD: liquid cleaning by filtering, possibly processes for cleaning water, sewage and different solutions in chemical technology production, hydrometallurgy, ore concentration and other industry branches. SUBSTANCE: filter includes housing with draining base, layer of granular charge, supply and discharge branch pipes, set of inclined plates partially immersed into upper layers of charge and rigidly secured to frame mounted with possibility of vertical reciprocation motion in vertical plane or in plane inclined relative to horizon. EFFECT: enhanced efficiency of filtering charge, effective regeneration of filtering charge. 2 dwg