Patent · US Active

Filter module and filter device

US7731849B2 · kind B2 · utility

1Cited by

9References

20Claims

0Family size

Assignee

Pall Corporation · US

Inventors

Wolfgang Diemer · Schwäbisch Gmünd, DE
Martin Zeiler · Schwäbisch Gmünd, DE

Key dates

Filing date	Mar 25, 2008
Grant date	Jun 8, 2010
Priority date	—
Expiry date	Mar 25, 2028

Classification

Technology area (CPC B)Performing Operations; Transporting
CPC primaryB01D2201/307
WIPO fieldChemical engineering
WIPO sectorChemistry

Abstract

A filter module includes an axially extending central channel, a first hollow adapter having an interior through which the central channel extends, a second hollow adapter having an interior through which the central extends, one or more filter cells positioned between the first and second adapters and around the central channel, and an enclosure. The enclosure has a first retainer ring mounted around the first adapter, a second retainer ring mounted around the second adapter, and an envelope which is sealed to the first and second retainer rings and extends around the one or more filter cells.

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