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Tertiary Recovery

  • A substance is added to increase the efficiency of recovery of the injected gas or water

  • Carbon Dioxide Miscible Injection

    • Carbon dioxide is injected into injection wells

    • Dissolves crude, reduces its viscocity and reverts it to its carbon dioxide phase

    • Water can e alternated with the CO2 to push oil towards production well

    • Vaporized oil is extracted, clean of its impurities and the CO2 is reinjected

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