Patent ID: 11939517
Assignee: SAUDI ARABIAN OIL COMPANY
Field: Basic materials chemistry (Chemistry)
Classification: CPC C | IPC C

Claim 0:
1. A method for consolidating a subterranean formation, comprising:
injecting a water-in-oil emulsion into an unconsolidated subterranean formation, wherein the water-in-oil emulsion comprises comonomers in an oil phase to form a polyurethane resin, and a catalyst in an aqueous phase, and wherein the catalyst is added to the aqueous phase before mixing the aqueous phase into the oil phase; and
allowing the polyurethane resin to cure to form a porous polymeric network;
wherein the subterranean formation after consolidation has a permeability of from 0.010 Darcy to 10 Darcy.