Patent · US Expired

Triboelectric air filter

US6328788A · kind A · utility

14Cited by
13References
5Claims
0Family size

Assignee

Inventor

Key dates

Filing dateFeb 9, 2001
Grant dateDec 11, 2001
Priority date
Expiry dateFeb 9, 2021

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10T442/637
  • WIPO fieldTextile and paper machines
  • WIPO sectorMechanical engineering

Abstract

The invention concerns a triboelectric air filter consisting essentially of a mixture of polypropylene fibers with polymethaphenylene isophatalamide fibers.

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