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:
Dec. 07, 2021
Filed:
Mar. 25, 2020
Saudi Arabian Oil Company, Dhahran, SA;
Abrar Alshaikh, Dammam, SA;
Mohammad Aljubran, Dammam, SA;
Abdullah Al-Yami, Dhahran, SA;
Vikrant Wagle, Abqaiq, SA;
Ali Al-Safran, Dhahran, SA;
Nassar Alhareth, Ras Tanura, SA;
Saudi Arabian Oil Company, Dhahran, SA;
Abstract
Sealing composition for plugging and abandoning a wellbore and methods of plugging and abandoning a wellbore are disclosed. Embodiments of a method for plugging and abandoning a wellbore may include introducing a sealing composition into a wellbore and curing the sealing composition to form a plug. The sealing composition may include from 1 weight percent to 20 weight percent of a curing agent, based on the total weight of the composition, and from 20 weight percent to 97 weight percent of an epoxy resin system, based on the total weight of the composition. The epoxy resin system may include an epoxy resin having the formula (OCH)—CH—O—R—O—CH—(CHO), where Ris a linear or branched hydrocarbyl having from 4 to 24 carbon atoms; and a reactive diluent having the formula R—O—CH—(CHO), where R is a hydrocarbyl having from 12 to 14 carbon atoms.