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. 04, 2015

Filed:

Sep. 30, 2009
Applicants:

Iain Webster, Saltburn-By-The-Sea, GB;

Paul Carr, Dallas, TX (US);

Ian Eastwood, Lancashire, GB;

Ben Weaver, York, GB;

Erwin Dorland, North Yorkshire, GB;

Charles White, Yorkshire, GB;

Inventors:

Iain Webster, Saltburn-By-The-Sea, GB;

Paul Carr, Dallas, TX (US);

Ian Eastwood, Lancashire, GB;

Ben Weaver, York, GB;

Erwin Dorland, North Yorkshire, GB;

Charles White, Yorkshire, GB;

Assignee:

Authentix, Inc., Addison, TX (US);

Attorneys:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G01N 21/64 (2006.01); G01N 21/85 (2006.01); G01N 33/28 (2006.01);
U.S. Cl.
CPC ...
G01N 21/643 (2013.01); G01N 21/85 (2013.01); G01N 33/2882 (2013.01);
Abstract

A known amount of marker may be added to a pressurized hydrocarbon fluid, or combined with an additive to form a mixture, and the mixture may be added to a pressurized hydrocarbon fluid. An amount of the marker in the hydrocarbon fluid may be determined. An amount of the additive in the hydrocarbon fluid may be determined based on the amount of the marker in the pressurized hydrocarbon fluid. An inline system may be used for detection of a marker in a pressurized hydrocarbon fluid. The system is fixed in a pressurized hydrocarbon fluid supply line such that pressurized hydrocarbon fluid flowing from a first location to a second location in the supply line passes through the detection system. The hydrocarbon fluid may be a liquid or a gas. The markers may include a variety of optical markers, such as fluorescent markers. Detection of the markers may include, for example, fluorescence detection.


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