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.

Date of Patent:
Aug. 18, 2015

Filed:

Jan. 24, 2012
Applicants:

Jibin Hao, Acton, MA (US);

Salvatore Giglia, Norwood, MA (US);

Michael Joens, Beverly, MA (US);

Ronald Tuccelli, Winchester, MA (US);

Inventors:

Jibin Hao, Acton, MA (US);

Salvatore Giglia, Norwood, MA (US);

Michael Joens, Beverly, MA (US);

Ronald Tuccelli, Winchester, MA (US);

Assignee:

EMD Millipore Corporation, Billerica, MA (US);

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G01N 15/08 (2006.01); B01D 46/24 (2006.01); B01D 46/54 (2006.01);
U.S. Cl.
CPC ...
B01D 46/2411 (2013.01); B01D 46/543 (2013.01); G01N 15/082 (2013.01); G01N 2015/084 (2013.01);
Abstract

The invention relates to accelerated mixed gas integrity testing methods, devices, and systems for integrity testing wetted single and multi-layered porous materials, whereby the testing method is non-destructive to the porous materials being tested. The accelerated mixed gas integrity test method includes one or more of the following components: i) a permeate side gas purge component; ii) a permeate side volume reduction component; and iii) a permeate side circulation component. The invention is directed towards reducing the length of time necessary to complete the integrity testing of single and multi layered porous materials, elements and membranes.


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