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:
Aug. 17, 2004
Filed:
Jul. 10, 2001
Applicant:
Inventors:
Benjamin Bikson, Brookline, MA (US);
Scott Andrew Bartholomew, Worcester, MA (US);
Salvatore Giglia, Norwood, MA (US);
Bradley Quinn Johnson, Lakeville, MA (US);
Assignee:
Praxair Technology, Inc., Danbury, CT (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B01D 5/322 ; B01D 5/326 ; B01D 6/302 ;
U.S. Cl.
CPC ...
B01D 5/322 ; B01D 5/326 ; B01D 6/302 ;
Abstract
An integral hollow fiber membrane gas purification apparatus is disclosed. The apparatus comprises one or more filtration elements and a hollow fiber membrane cartridge placed coaxially in a common housing. In some embodiments, the filtration elements are omitted and the hollow fiber membrane cartridge is employed as a combined gas separation/filtration device. The apparatus of this invention is particularly useful for conditioning compressed air that includes the removal of both suspended matter and water vapor.