US 11,851,959 B2
Method and apparatus for the exact placement of resin and cement plugs
Ossama Sehsah, Dhahran (SA); and Amjad Alshaarawi, Khobar (SA)
Assigned to SAUDI ARABIAN OIL COMPANY, Dhahran (SA)
Filed by SAUDI ARABIAN OIL COMPANY, Dhahran (SA)
Filed on Jul. 28, 2020, as Appl. No. 16/941,083.
Prior Publication US 2022/0034177 A1, Feb. 3, 2022
Int. Cl. E21B 21/00 (2006.01); E21B 23/06 (2006.01); E21B 43/10 (2006.01); E21B 47/09 (2012.01)
CPC E21B 21/003 (2013.01) [E21B 23/06 (2013.01); E21B 43/10 (2013.01); E21B 47/09 (2013.01)] 18 Claims
OG exemplary drawing
 
1. A method of plugging a section of a wellbore wall, comprising:
sending a plug injection tool to a downhole location proximate the section of the wellbore wall;
setting a first seal on the plug injection tool below the section of the wellbore wall;
moving a second seal on the plug injection tool and the first seal an axial distance apart from each other after the first seal is set;
setting the second seal above the section of the wellbore wall;
pumping a plugging material between the first and second seals; and
holding the plugging material between the first and second seals until the plugging material solidifies between the first and second seals.