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.:

US 8237116 B1

PDF
Full Text
Expired
Date of Patent:
Aug. 07, 2012

Filed:

Jul. 07, 2010
Applicant:

Raffaele Correale, Turin, IT;

Inventor:

Raffaele Correale, Turin, IT;

Assignee:

Agilent Technologies, Inc., Santa Clara, CA (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B01D 59/44 (2006.01);
U.S. Cl.
CPC ...
Abstract

GC-MS analysis apparatus has an interface section between GC and MS sections, which is located with respect to the direction of an analyte flow downstream of the GC section and upstream of the MS section. The interface section comprises at least one membrane with at least one orifice capable of establishing a molecular flow condition in the analyte passing between the GC and MS sections through the membrane. The membrane is subjected to a pressure differential such that the pressure pin a region located upstream of the membrane is higher than the pressure pin a region located downstream of the membrane.


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Correale, Raffaele. (2012). Gc-ms analysis apparatus (U.S. Patent No. 8237116). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/8237116

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