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:
May. 10, 2022
Filed:
Jun. 19, 2020
Saudi Arabian Oil Company, Dhahran, SA;
Abdullah Al-Yami, Dhahran, SA;
Ali Alsafran, Dhahran, SA;
Vikrant Wagle, Abqaiq, SA;
Hussain Albahrani, Qatif, SA;
Zainab Alsaihati, Saihat, SA;
Saudi Arabian Oil Company, Dhahran, SA;
Abstract
A sealing composition for sealing an annulus of a wellbore includes from 20 weight percent to 97 weight percent epoxy resin based on the total weight of the composition. The epoxy resin comprising at least one of 2,3-epoxypropyl o-tolyl ether, alkyl glycidyl ethers having from 12 to 14 carbon atoms, or a compound having formula (OCH)—CH—O—R—O—CH—(CHO), where Ris a linear or branched hydrocarbyl having from 4 to 24 carbon atoms. The sealing composition also includes from 1 weight percent to 20 weight percent curing agent based on the total weight of the composition.