Patent · US Expired

Suppression of the formation of noxious substances during chloride processes

US7153488B2 · kind B2 · utility

3Cited by
15References
13Claims
0Family size

Assignee

Inventors

Key dates

Filing dateAug 3, 2004
Grant dateDec 26, 2006
Priority date
Expiry dateMar 24, 2025

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC01G23/07
  • WIPO fieldMaterials, metallurgy
  • WIPO sectorChemistry

Abstract

The present invention is directed to the suppression of the formation noxious compounds such as furans. According to the present invention, a venturi device is used to rapidly quench a chlorinator reaction gas. The rapid quench minimizes the resonance time that furan precursors are at conditions conducive to furan formation.

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