Patent · US Expired

Filter bag subassembly

US5417855A · kind A · utility

49Cited by
8References
10Claims
0Family size

Assignee

Inventor

Key dates

Filing dateFeb 15, 1994
Grant dateMay 23, 1995
Priority date
Expiry dateFeb 15, 2014

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10S55/26
  • WIPO fieldChemical engineering
  • WIPO sectorChemistry

Abstract

A filter apparatus having a filter bag subassembly for collecting contaminating material. The filter bag sub-assembly includes five diametrically and axially-spaced bags and an integral collar. The five spaced bags form five spaced chambers and the integral collar has a stepped shape forming five cylinder support portions for the five spaced bags.

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