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. 01, 2018

Filed:

Jun. 29, 2015
Applicants:

Mks Instruments, Inc., Andover, MA (US);

Pason Systems Corp., Calgary, CA;

Inventor:

Vidi Saptari, Cambridge, MA (US);

Assignees:

MKS Instruments, Inc., Andover, MA (US);

Pason Systems Corp., Calgary, CA (US);

Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
G01N 21/35 (2014.01); G01N 21/3504 (2014.01); G01N 21/359 (2014.01); G01N 21/31 (2006.01);
U.S. Cl.
CPC ...
G01N 21/3504 (2013.01); G01N 21/359 (2013.01); G01N 2021/3155 (2013.01); G01N 2021/3595 (2013.01);
Abstract

The disclosure relates to spectroscopic systems and spectrometers configured for hydrocarbon gas composition monitoring which provides compound speciation capability and function. In certain embodiments, the system identifies two or more bands of spectral data—e.g., including a band in each of (i) the near infrared and (ii) mid infrared wavelength regions, though bands covering subsets from about 800 nm to about 12 μm can be used—from the signal corresponding to the hydrocarbon fluid in the gas flow cell, where the two or more bands are not contiguous (e.g., there is at least a 50 nm separation between the nearest ends of two bands). A combined spectrum is then formed from the two or more non-contiguous bands of spectral data and processed to identify and/or quantify the constituents of the hydrocarbon fluid.


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