Patent · US Expired

Sedimentation apparatus with flocculating feed well

US4054514A · kind A · utility

32Cited by
6References
21Claims
0Family size

Assignee

Inventor

Key dates

Filing dateOct 28, 1975
Grant dateOct 18, 1977
Priority date
Expiry dateOct 28, 1995

Classification

  • Technology area (CPC B)Performing Operations; Transporting
  • CPC primaryB01D21/2488
  • WIPO fieldChemical engineering
  • WIPO sectorChemistry

Abstract

Sedimentation apparatus which employs an agitator-equipped mixing tank for a feed suspension and a flocculating agent or flocculant, which mixing tank is located within the central feed well of a continuously operating sedimentation tank, and wherein the flocculant-treated feed suspension overflows the top end of the mixing tank, then to continue along a downward path in the surrounding feed well of the tank.

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