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Latest Inventions  Prospecting, production activity and waste handling of minerals Prospecting and output ENHENCED OIL RECOVERY NETHOD.
ENHENCED OIL
RECOVERY NETHOD.
FIELD: oil and gas industry.
SUBSTANCE: invention is applicable to the oil producing industry and relates
particularly to enhanced oil recovery methods. The enhanced oil recovery method
consists in injecting successively a biological surfactant, "ÊØÀÑ-Ì", and a
hydrocarbon solvent with an additive that is a mixture of alkaline agent
solution and gossypol resin. The mixture of alkaline agent solution and gossypol
resin in the hydrocarbon
solvent is injected at a ratio of 0.1:1:2 or 0.1:1:3.
EFFECT: increased oil field development efficiency in late development of
heterogeneously permeable reservoirs. 1 tbl, 3 ex
Inventor(s):
Luk’janov Jurij Viktorovich (RU), Samigullin Il’jas Fanavievich (RU),
Imamov Ruslan Zefelovich (RU), Kurmakaeva Svetlana Avfasovna (RU),
Kondrov Vitalij Vladimirovich (RU)
Patent ¹ 2347898
Publishing date: March 25, 2009
To make the order on reception of the complete information under the invention, interesting for you
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