Patent · US Expired

Kitchen hood filtration apparatus

US6235090A · kind A · utility

35Cited by
18References
15Claims
0Family size

Assignee

Inventors

Key dates

Filing dateDec 29, 1998
Grant dateMay 22, 2001
Priority date
Expiry dateDec 29, 2018

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10S55/36
  • WIPO fieldChemical engineering
  • WIPO sectorChemistry

Abstract

A kitchen hood filtration system having improved odor removal properties includes an electrostatic precipitator having negative corona which generates ozone. The ozone interacts with odor-producing moieties to help eliminate the odors. The filtration system also includes a grease remover, an odor remover which utilizes the ozone, and a fan which drives kitchen effluent through the hood filtration system.

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