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:
May. 10, 2022

Filed:

Aug. 09, 2019
Applicant:

Horiba, Ltd., Kyoto, JP;

Inventors:

Ryota Ochiai, Kyoto, JP;

Tomoshi Yoshimura, Kyoto, JP;

Ma Camille Corrales Lacdan, Kyoto, JP;

Assignee:

HORIBA, LTD., Kyoto, JP;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G01N 27/62 (2021.01); G01N 27/626 (2021.01); G01N 1/40 (2006.01);
U.S. Cl.
CPC ...
G01N 27/626 (2013.01); G01N 1/4044 (2013.01);
Abstract

The present invention includes a first flow path through which a sample gas flows, a first analyzer that is provided in the first flow path to measure total hydrocarbon concentration in the sample gas, a second flow path through which the sample gas flows, a non-methane non-ethane cutter that is provided in the second flow path to remove the hydrocarbon components other than the methane and the ethane in the sample gas, a second analyzer that is provided downstream of the non-methane non-ethane cutter in the second flow path to measure the total methane ethane concentration of the methane and the ethane in the sample gas, and a calculation part that calculates the concentration of the hydrocarbon components other than the methane and the ethane in the sample gas with use of the total hydrocarbon concentration by the first analyzer and the total methane ethane concentration by the second analyzer.


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