Patent · US Active

Concentric hopper and burn chamber for sulphorous acid generator

US7767162B2 · kind B2 · utility

2Cited by
12References
16Claims
0Family size

Assignee

Inventors

Key dates

Filing dateMar 8, 2004
Grant dateAug 3, 2010
Priority date
Expiry dateJul 18, 2026

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC01B17/54
  • WIPO fieldMaterials, metallurgy
  • WIPO sectorChemistry

Abstract

This invention presents a sulphurous acid generator which employs a concentric hopper and burn chamber in which the burn chamber is surrounded or substantially surrounded by the hopper. The present invention also employs means for substantially eliminating any discharge plume.

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