FIELD: oil and gas industry.
SUBSTANCE: invention is related to a gas cleaning system, waste gas cleaning method and a metallurgic plant containing the above system. The gas cleaning system comprises at least one gas cleaning unit, a device for streaming waste gas subjected to cleaning through a gas cleaning unit, a heat exchanger for cooling of the waste gas and generating heated fluid, a secondary heat exchanger for generating the heated fluid by cooling of the heated fluid and driven by the heated fluid and intended for the receipt of the heated fluid received in the heat exchanger for cooling of the waste gas and actuation of the device for streaming the waste gas.
EFFECT: improved efficiency of the waste gas cleaning.
12 cl, 4 dwg
