DISK BIOFILTER-SETTLER Russian patent published in 1994 - IPC

FIELD: sewage purification plant. SUBSTANCE: disk biofilter-settler has vertical settler case 1, supply pipe-line 2, distribution chute 3, immersed partition 4, biofilters 5 mounted onto shafts 6 and fastened to frame 7, rollers 8 used for resting frame 7 against monorail 9 disposed along the perimeter of vertical settler case 1, electric motor provided with reduction gear and drive roller, fixed to frame 7 and driving the frame into motion at horizontal plane, pipe-line 11 for removal of deposited biological film, collapsible funnel 12 and pipe-line 13 for removing purified water. EFFECT: improved reliability; improved efficiency. 2 cl, 2 dwg