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:
Aug. 24, 2021
Filed:
Apr. 08, 2020
Applicants:
Vinegar Technologies Llc, Bellaire, TX (US);
William Marsh Rice University, Houston, TX (US);
Inventors:
Harold J. Vinegar, Bellaire, TX (US);
Philip M. Singer, Richmond, TX (US);
George J. Hirasaki, Bellaire, TX (US);
Zeliang Chen, Houston, TX (US);
Xinglin Wang, Houston, TX (US);
Assignee:
Vinegar Technologies LLC, Bellaire, TX (US);
Attorneys:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G01V 3/32 (2006.01); G01R 33/50 (2006.01); G01N 33/00 (2006.01); G01N 33/24 (2006.01);
U.S. Cl.
CPC ...
G01V 3/32 (2013.01); G01N 33/0016 (2013.01); G01N 33/241 (2013.01); G01R 33/50 (2013.01);
Abstract
New methods for determining the volumetric composition and saturation of methane and NGLs (natural gas liquids: ethane, propane, butane, and pentane) in a petroleum reservoir combining NMR (nuclear magnetic resonance) logging and NMR core analysis and for determining the mean pore-size and tortuosity of the light hydrocarbon-filled porosity in a petroleum reservoir using NMR core analysis.