Patent · US Expired

Apparatus for gas transfer and flotation for treating water to be purified

US4795557A · kind A · utility

17Cited by
8References
23Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJun 10, 1987
Grant dateJan 3, 1989
Priority date
Expiry dateJun 10, 2007

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY02W10/10
  • WIPO fieldEnvironmental technology
  • WIPO sectorChemistry

Abstract

Apparatus for treating water by gaseous diffusion and flotation comprising a single reactor which is separated into at least two compartments. One compartment is used for gas transfer with a pressurized gas diffuser flushed by a liquid current wherein water to be treated is introduced downwardly. The other compartment is in communication with the first compartment by means of an orifice whose opening diameter and orientation are controlled.

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