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:
Apr. 29, 2025
Filed:
Mar. 30, 2023
Applicant:
Saudi Arabian Oil Company, Dhahran, SA;
Inventor:
Wei Wang, Cambridge, MA (US);
Assignee:
Saudi Arabian Oil Company, Dhahran, SA;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C09K 11/06 (2005.12); C09B 11/22 (2005.12); C09B 11/24 (2005.12); C09B 67/00 (2005.12); C09K 8/035 (2005.12); C09K 8/62 (2005.12); E21B 47/11 (2011.12);
U.S. Cl.
CPC ...
C09K 11/06 (2012.12); C09B 11/22 (2012.12); C09B 11/24 (2012.12); C09B 68/4235 (2012.12); C09B 68/4253 (2012.12); C09B 68/463 (2012.12); C09K 8/035 (2012.12); C09K 8/62 (2012.12); E21B 47/11 (2020.04); C09K 2211/1014 (2012.12); C09K 2211/1018 (2012.12);
Abstract
A composition includes a functionalized fluorescent dye. The functionalized fluorescent dye includes an isothiocyanate-containing dye that is functionalized with a functional group. The functional group includes a primary amine. The functionalized fluorescent dye can be mixed with a fluid to form a tracer fluid for tracing fluid flow in a subterranean formation.