FIELD: devices for separation of liquid from gas-steam mixture whose principle of operation is based on reduction of pressure of exhausted digestion liquor in pulp preparation. SUBSTANCE: cyclone has body, supplying pipeline with valve, lower discharge pipeline for liquid, and discharge pipeline for steam gas. Supplying pipeline is connected with replaceable insertion pipe whose length exceeds 1 m, preferably, 2 m, i.e., in range between 2.5 and 3.5 m. EFFECT: higher efficiency. 13 cl, 4 dwg
