FIELD: oil and gas industry.
SUBSTANCE: invention discloses the associated petroleum gas preparation plant, including the heater and the converter, equipped with the converted gas exhaust line with the recovery device, wherein the plant is equipped with the selective methanation gas converter of the associated petroleum gas with the gas-vapor mixture input line and is equipped with the water preparation unit, connected by the prepared water supply line with the associated petroleum gas supply line and equipped with the salt concentrate discharge lines, the water input and the degassing water condensate supply from the reflux exchanger, which is mounted on the gas-vapor mixture input line.
EFFECT: improvement of the prepared gas quality, reduction of the energy consumption and metal consumption of the plant.
3 cl, 1 dwg
