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. 19, 2022
Filed:
Apr. 02, 2020
Applicant:
Saudi Arabian Oil Company, Dhahran, SA;
Inventor:
Ibrahim Abdullah Althowiqeb, Dammam, SA;
Assignee:
Saudi Arabian Oil Company, Dhahran, SA;
Primary Examiner:
Int. Cl.
CPC ...
E21B 31/00 (2006.01); E21B 17/00 (2006.01); E21B 29/02 (2006.01);
U.S. Cl.
CPC ...
E21B 31/002 (2013.01); E21B 17/006 (2013.01); E21B 29/02 (2013.01);
Abstract
Presented herein are apparatus and methods that alleviate incidence of stuck pipes in downhole environments. In some embodiments, the apparatus and methods described herein include a drill pipe for drilling operations including: a dissolvable layer deposited on a portion of an outer surface of the drill pipe; and a tunnel connected to the dissolvable layer.