Patent · US Expired

Electrostatic air filter

US4344776A · kind A · utility

31Cited by
6References
5Claims
0Family size

Assignee

Inventor

Key dates

Filing dateMay 18, 1981
Grant dateAug 17, 1982
Priority date
Expiry dateMay 18, 2001

Classification

  • Technology area (CPC B)Performing Operations; Transporting
  • CPC primaryB03C3/15
  • WIPO fieldChemical engineering
  • WIPO sectorChemistry

Abstract

An electrostatic air filter comprising a housing, an air inlet and an air outlet in the housing, air transfer means for transferring air from the inlet to the outlet through an airflow path, air ionizing means located in the air path for generating and introducing charged ions into the throughflowing air and a disposable, electrically conductive air filter mat located and replaceably supported adjacent the outlet.

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