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:
Apr. 12, 2011

Filed:

May. 22, 2008
Applicants:

Sølve J. Fjerdingstad, Oslo, NO;

John F. Reintjes, Alexandria, VA (US);

John E. Tucker, Centreville, VA (US);

Lawrence L. Tankersley, Annapolis, MD (US);

Inventors:

Sølve J. Fjerdingstad, Oslo, NO;

John F. Reintjes, Alexandria, VA (US);

John E. Tucker, Centreville, VA (US);

Lawrence L. Tankersley, Annapolis, MD (US);

Assignee:

Other;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G01N 1/20 (2006.01); G01N 15/02 (2006.01);
U.S. Cl.
CPC ...
Abstract

A method for in situ sampling and monitoring of a fluid flowing in a flow path, whereby the fluid is to be directed to a chamber a first valve may provide a connection between an inlet to the chamber and the flow path and a second valve may provide a connection between an outlet from the chamber and the flow path, comprising the following steps: a) opening the first valve and the second valve to let the incoming fluid flow through the inlet to the chamber and from the chamber through the outlet into the continuation of the fluid path, thereby allowing fluid to circulate through the chamber for a certain time, b) trapping the fluid in the chamber by closing the second valve and thereafter closing the first valve, c) opening a valvefor reducing pressure, to obtain a pressure in the chamber suitable for monitoring the fluid, d) opening an access valveand leading the fluid trapped in the chamber into a monitor system wherein the fluid is analyzed, and thereby providing the data representing the fluid characteristics, e) providing exit for the fluid analyzed through a further fluid path possibly to a low pressure section of the system.


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