Patent · US Expired

Spray sludge suppression system

US5690818A · kind A · utility

3Cited by
1References
6Claims
0Family size

Inventor

Key dates

Filing dateApr 25, 1996
Grant dateNov 25, 1997
Priority date
Expiry dateApr 25, 2016

Classification

  • Technology area (CPC B)Performing Operations; Transporting
  • CPC primaryB01D19/02
  • WIPO fieldChemical engineering
  • WIPO sectorChemistry

Abstract

In a waste water treatment system having a container and waste water disposed therein, an apparatus for treating a sludge blanket comprising at least one spray assembly, the spray assembly fluidly connected to a source of fluid, the spray assembly having a spray head positioned above the waste water, the spray head being adapted to spray fluid such that when fluid is sprayed from the spray head, the sprayed fluid will suppress a sludge blanket on the waste water.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.