Method and system for CO2 enhanced oil recovery

• Main Authors: Kristiansen, Olav, Drescher, Michael, Fiveland, Torbjørn, Levy, Thomas, Maråk, Knut Arild, Karstad, Per Ivar, Neeraas, Bengt Olav
• Format: Patent
• Language: English
• Published: 31.08.2023
• Subjects: EARTH DRILLING; EARTH DRILLING, e.g. DEEP DRILLING; FIXED CONSTRUCTIONS; MINING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR ASLURRY OF MINERALS FROM WELLS

Abstract Method and system for CO 2 Enhanced Oil Recovery Methods of Enhanced Oil Recovery (EOR) from an oil reservoir by C02 flooding are disclosed. One method comprises producing a well stream from the reservoir; separating the well stream into a liquid phase and a gas phase with a first gas/liqui...