FIELD: oil-gas industry. SUBSTANCE: gas mixture is subjected to forced and natural additional cooling (at negative values of internal air), after the whole mixture is cooled naturally and condensed. After that separated cooled air is fed for recirculation into gas-equalizing strapping. System has reservoirs 1 with receiving and removing oil ducts 2 and 3 correspondingly, strapping 4, gas duct 5 which connects strapping 4 with reservoir-separator 6, underground reservoir-cooler 7 provided with natural cooling system, circuit included into receiving gas duct 8, ground natural cooling reservoir reservoir-cooler 9, forced cooling cooler 10, removing gas duct 11, fan 12, back valve 13, electric drive valve 14, pressure transducer 15, control circuits 16 and 17 which are connected with fan 12 and valve 14 correspondingly, condensate pump 18 provided with receiving and removing condensate ducts 19 and 20 correspondingly, mechanic safety valve 21. EFFECT: improved quality of oil treatment; improved efficiency of the method. 2 cl, 1 dwg, 1 tbl
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Authors
Dates
1995-01-27—Published
1992-06-09—Filed