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:
Mar. 20, 2018

Filed:

Dec. 20, 2013
Applicant:

Unisense Environment A/s, Aarhus N, DK;

Inventors:

Lars Hauer Larsen, Hinnerup, DK;

Michael Nielsen, Viby J, DK;

Mikkel Holmen Andersen, Galten, DK;

Assignee:

Unisense Environment A/S, Aarhus N, DK;

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G01N 27/404 (2006.01); G01N 27/28 (2006.01); G01N 33/00 (2006.01);
U.S. Cl.
CPC ...
G01N 27/404 (2013.01); G01N 27/4045 (2013.01); G01N 33/0036 (2013.01); G01N 33/0037 (2013.01); G01N 27/283 (2013.01);
Abstract

There is presented an electrochemical sensor () for sensing nitrous oxide (NO) in an associated volume (), the sensor comprising a primary chamber (), a secondary chamber () being placed adjacent the primary chamber (), the secondary chamber () comprising electrodes for performing electrochemical measurements and furthermore an electrolyte comprising an aprotic solvent. A first membrane () and a secondary membrane () are permeable to nitrous oxide and may be arranged so as to separate the associated volume () from a primary volume () within the primary chamber (), and the primary volume () from a secondary volume () within the secondary chamber (), where the primary chamber () comprises means for hindering oxygen in passing into the secondary volume (), and wherein the working electrode () comprises indium (In).


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