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:
Oct. 16, 2018

Filed:

Dec. 21, 2016
Applicant:

Abb Schweiz Ag, Baden, CH;

Inventor:

Henry L. Buijs, Quebec, CA;

Assignee:

ABB Schweiz AG, Baden, CH;

Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
G01N 21/59 (2006.01); G01N 33/18 (2006.01);
U.S. Cl.
CPC ...
G01N 21/59 (2013.01); G01N 33/1833 (2013.01);
Abstract

A method for performing infrared analysis for measuring hydrocarbon contamination in water includes providing light from a light source; directing light from the light source through an experimental water sample; detecting the light transmitted from the experimental water sample; and determining a level of hydrocarbon contamination in the experimental water sample based on the light loss in the range between about 5700 cmand 6300 cm. An apparatus for performing infrared analysis for measuring hydrocarbon contamination in water includes a controller operative to determine light loss through the sample cell and to determine a level of hydrocarbon contamination in the experimental water sample based on the light loss in the range between about 5700 cmand 6300 cm.


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