Enhanced oil recovery process including the simultaneous injecti
Enhanced oil recovery process including the simultaneous injecti
Enhanced oil recovery process utilizing a lignosulfonate as a _s
Enhanced oil recovery process utilizing a plurality of wells
Enhanced oil recovery process with reduced gas drive mobility
Enhanced oil recovery system with a radiant tube heater
Enhanced oil recovery technique employing nonionic surfactants
Enhanced oil recovery using a three-stage injection of solvent a
Enhanced oil recovery using alkaline sodium silicate solutions
Enhanced oil recovery using alkaline sodium silicate solutions
Enhanced oil recovery using alkylated, sulfonated, oxidized lign
Enhanced oil recovery using carbon dioxide
Enhanced oil recovery using CO.sub.2 flooding
Enhanced oil recovery using oil soluble sulfonates from lignin a
Enhanced oil recovery using oxidized crude oil
Enhanced oil recovery with a mixture of water and aromatic hydro
Enhanced oil recovery with hydrophobically associating polymers
Enhanced oil recovery with hydrophobically associating polymers
Enhanced petroleum fluid recovery method in an underground reser
Enhanced petroleum fluid recovery process in an underground rese