Patent · US Expired

Process and a plant for purifying of a liquid

US6656251B1 · kind B1 · utility

3Cited by
14References
12Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJan 22, 2002
Grant dateDec 2, 2003
Priority date
Expiry dateMar 2, 2022

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC02F1/52
  • WIPO fieldEnvironmental technology
  • WIPO sectorChemistry

Abstract

Process for purification of a liquid, said liquid being contaminated by gas, other liquids and/or solid materials, thereby a) degassing the contaminated liquid in a degassing device where at least a part of the gas and possible solid materials are removed from the liquid, b) mixing the liquid in a mixing and coagulation device by way of utilizing the energy in the liquid flowing into the mixing and coagulation device, thereby to achieve coagulation respectively flocculation of the contaminants in the liquid, and c) the coagulated or flocculated contaminants as well as gas and other liquids thereafter being separated from the liquid to be purified in a flotation and separation device.

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