Patent ID: 11926784
Assignee: SAUDI ARABIAN OIL COMPANY
Field: Basic materials chemistry (Chemistry)
Classification: CPC C  E | IPC C  E

Claim 7:
8. The drilling fluid of claim 1, wherein the clay-based component comprises bentonite, montmorillonite, hectorites, alumino-silicates, magnesium-silicates, lime (CaO), CaCO3, barium sulfate (barite), hematite (Fe2O3), mullite (3Al2O3·2SiO2 or 2Al2O3·SiO2), kaolin, (Al2Si2O5(OH)4 or kaolinite), alumina (Al2O3, or aluminum oxide), silicon carbide, tungsten carbide, or combinations thereof.