FIELD: oil and gas production. SUBSTANCE: system comprises wells, gaging installations, first-step separator with gas-release pipeline, booster pump stations, and crude oil treatment installation. In addition, system is also provided with gas-treatment unit with ejector arrangement installed on gas-release pipeline of the first- step separator to mix gas with ejected absorption liquid, e.g. diethylene glycol or its mixture with monoethanolamine, and settler to separate resulting mixtures. EFFECT: increased efficiency of system. 3 cl, 1 dwg
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