The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
May. 22, 2001
Filed:
Dec. 29, 1998
Applicant:
Inventors:
Samuel Bernstein, Bellevue, WA (US);
Gerald S. Knoke, Kent, WA (US);
Assignee:
Gas Research Institute, Chicago, IL (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B03C 3/011 ;
U.S. Cl.
CPC ...
B03C 3/011 ;
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.