An apparatus for treating waste water includes a revolvable disc assembly partially submerged in a tank containing waste water. The disc assembly includes a plurality of similar lightweight nonmetallic discs, each disc comprising a plurality of similar disc sections. Adjacent discs of the disc assembly engage each other and each disc has a surface configuration that cooperates with the surface configuration of the next adjacent disc to define a plurality of concentric passages between the discs. A plurality of elongate rigid rods secure the disc through yieldable joints to a pair of circular end support members and to circular intermediate support members.
申请公布号
US4385987(A)
申请公布日期
1983.05.31
申请号
US19800207870
申请日期
1980.11.18
申请人
GEO. A. HORMEL & COMPANY
发明人
MCGINLEY, CHARLES M.;SCHAMBER, ARLEN R.;MELIN, DENNY L.;CHRISTENSEN, RONALD L.;TAZZIA, EDWARD K.;HACKBARTH, RICHARD W.;FOGARTY, TERRY M.;FAINT, RICHARD C.