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.
Patent No.:
Date of Patent:
Nov. 12, 2024
Filed:
Mar. 12, 2024
Applicant:
Leco Corporation, St. Joseph, MI (US);
Inventors:
David Jesse Borton, St. Joseph, MI (US);
Jonelle Ley Shiel, Stevensville, MI (US);
Mark Firmer Merrick, Bridgman, MI (US);
Assignee:
LECO Corporation, St. Joseph, MI (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G01N 30/46 (2006.01); G01N 30/16 (2006.01); G01N 30/88 (2006.01); G01N 30/02 (2006.01);
U.S. Cl.
CPC ...
G01N 30/463 (2013.01); G01N 30/16 (2013.01); G01N 30/88 (2013.01); G01N 2030/025 (2013.01);
Abstract
A multi-dimensional gas chromatograph for analyzing compounds in a sample during a single run is disclosed. The multi-dimensional gas chromatograph includes a first column, a second column, and a modulator disposed between the first column and the second column. The modulator modulates at (i) a first modulation period over a first time period during the run and (ii) a second modulation period over a second time period during the run later than the first time, the second modulation period being different than the first modulation period.