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Enhanced oil recovery process utilizing a plurality of wells

Wells – Processes – Distinct – separate injection and producing wells
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Enhanced oil recovery process with reduced gas drive mobility

Wells – Processes – Distinct – separate injection and producing wells
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Enhanced oil recovery system with a radiant tube heater

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Enhanced oil recovery technique employing nonionic surfactants

Wells – Processes – Distinct – separate injection and producing wells
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Enhanced oil recovery using a three-stage injection of solvent a

Wells – Processes – Distinct – separate injection and producing wells
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Enhanced oil recovery using alkaline sodium silicate solutions

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Enhanced oil recovery using alkaline sodium silicate solutions

Wells – Processes – Distinct – separate injection and producing wells
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Enhanced oil recovery using alkylated, sulfonated, oxidized lign

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Enhanced oil recovery using carbon dioxide

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Enhanced oil recovery using CO.sub.2 flooding

Wells – Processes – Distinct – separate injection and producing wells
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Enhanced oil recovery using oil soluble sulfonates from lignin a

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Enhanced oil recovery using oxidized crude oil

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Enhanced oil recovery with a mixture of water and aromatic hydro

Wells – Processes – Distinct – separate injection and producing wells
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Enhanced oil recovery with hydrophobically associating polymers

Wells – Processes – Distinct – separate injection and producing wells
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Enhanced oil recovery with hydrophobically associating polymers

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Enhanced petroleum fluid recovery method in an underground reser

Wells – Processes – Distinct – separate injection and producing wells
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Enhanced petroleum fluid recovery process in an underground rese

Wells – Processes – Distinct – separate injection and producing wells
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Enhanced recovery of oil from a dipping subterranean oil-bearing

Wells – Processes – Distinct – separate injection and producing wells
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Enhanced recovery of petroleum

Wells – Processes – Distinct – separate injection and producing wells
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Enhanced steam drive recovery of heavy oil

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