The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Dec. 17, 2002
Filed:
Mar. 21, 2001
Applicant:
Inventor:
George Brandwood Peacock, Chichester, GB;
Assignee:
Pall Corporation, East Hills, NY (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B01D 4/602 ; B01D 4/652 ;
U.S. Cl.
CPC ...
B01D 4/602 ; B01D 4/652 ;
Abstract
A filter assembly comprises a housing ( ) with an inlet ( ) and an outlet ( ). A filter module ( ) is within the housing ( ) and communicates with the inlet ( ) and the outlet ( ) such that fluid passing to the inlet ( ) is filtered by the filter module ( ) before passing to the outlet ( ). The filter module ( ) includes a filter membrane ( ) of hollow cylindrical shape having an air throughput of at least 1300 normal cum/hr per 250 mm of the axial length of the membrane at an inlet pressure of 2 barg. Such a filter module ( ) can be used in a process system ( ) in which the module ( ) supplies sterile air and is testable in situ.