Patent · US Expired

Process and apparatus for treating wastewater

US6488853B1 · kind B1 · utility

13Cited by
25References
44Claims
0Family size

Assignee

Inventor

Key dates

Filing dateOct 4, 2000
Grant dateDec 3, 2002
Priority date
Expiry dateOct 4, 2020

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC02F2303/16
  • WIPO fieldChemical engineering
  • WIPO sectorChemistry

Abstract

Wastewater can be treated using a combination of a settleable solids separator, such as a vortex separator, and a gas floatation separation system.

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