18474053. WATER SHUT-OFF MATERIALS AND METHODS THEREOF (Saudi Arabian Oil Company)
WATER SHUT-OFF MATERIALS AND METHODS THEREOF
Organization Name
Inventor(s)
Ali Abdullah M. Al-taq of Dhahran SA
Abdullah A. Alrustum of Dhahran SA
Sajjad Aldarweesh of Dhahran SA
WATER SHUT-OFF MATERIALS AND METHODS THEREOF
This abstract first appeared for US patent application 18474053 titled 'WATER SHUT-OFF MATERIALS AND METHODS THEREOF
Original Abstract Submitted
Water shut-off materials may comprise: a polyacrylamide; a crosslinker; an aqueous base fluid; and a plurality of magnesium oxide particles. Methods for using water shut-off materials may comprise: pumping a water shut-off material into a wellbore and to a target zone in a subterranean formation; wherein the water shut-off material comprises: a polyacrylamide; a crosslinker; an aqueous base fluid; and a plurality of magnesium oxide particles; allowing at least a portion of the plurality of magnesium oxide particles to react with the aqueous base fluid to form brucite within the target zone; allowing at least a portion of the polyacrylamide to crosslink within the target zone; and forming a seal in the target zone with the brucite and crosslinked polyacrylamide.