US 12,435,257 B2
Drilling fluids and methods thereof
Jothibasu Ramasamy, Dhahran (SA); Mohammed K. Arfaj, Dhahran (SA); and Mujtaba M. Alsaihati, Dhahran (SA)
Assigned to SAUDI ARABIAN OIL COMPANY, Dhahran (SA)
Filed by SAUDI ARABIAN OIL COMPANY, Dhahran (SA)
Filed on Oct. 23, 2023, as Appl. No. 18/492,469.
Prior Publication US 2025/0129282 A1, Apr. 24, 2025
Int. Cl. C09K 8/32 (2006.01)
CPC C09K 8/32 (2013.01) 20 Claims
 
1. A drilling fluid comprising:
a base fluid, wherein the base fluid is an invert emulsion comprising an oil and water;
one or more additives; and
a viscosifier comprising 2-dodecenyl succinic acid.