Patent · US Expired

Filter arrangement including a non-perforated housing and an axially pleated filter pack

US5871645A · kind A · utility

16Cited by
88References
31Claims
0Family size

Assignee

Inventors

Key dates

Filing dateAug 25, 1997
Grant dateFeb 16, 1999
Priority date
Expiry dateAug 25, 2017

Classification

  • Technology area (CPC B)Performing Operations; Transporting
  • CPC primaryB01D2201/0407
  • WIPO fieldChemical engineering
  • WIPO sectorChemistry

Abstract

The filter arrangement includes first end cap, second end cap, a cylindrical filter pack that has first and second ends and axially extending pleats disposed between the first and second ends, and a cylindrical non-perforated housing body that is disposed between the first and second end caps and about the cylindrical filter pack.

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