FIELD: oil and gas production.
SUBSTANCE: proposed method comprises forcing, at least, one gas flow desirable for bed recovery and, at least, one gas flow undesirable for bed recovery, making said gas flow interact with dissolving fluid including carbon bisulfide and/or its derivatives to absorb desirable gas in amount 2-20 times larger than that of undesirable gas, and injecting the mix of gas with fluid into bed to provide for oil displacement in said bed.
EFFECT: higher efficiency and reliability.
32 cl, 6 dwg
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Authors
Dates
2012-10-27—Published
2008-02-14—Filed