Fecha de publicación: -- Fuente: WIPO "tomato" There is described a sterile gas conditioning apparatus (20, 20', 20'') comprising a flow circuit (21) having an inlet opening (22) configured to receive a gas exiting from the inner environment (5) and an outlet opening (23), a cleaning device (24) configured to remove particles and/or chemical compounds from the gas, an aspiration device (25) configured to generate an aspiration force for directing at least the gas through the inlet opening (22) and into the flow circuit (21) and at least one separation device (26) configured to separate a liquid phase from the gas The separation device (26) comprises a collection portion (27) for collecting the liquid phase. The sterile gas conditioning apparatus (20, 20', 20'') comprises at least one tubing arrangement (30) fluidically connecting the connection portion (27) with an intake opening (31) of the flow circuit (21) creating a closed recycle circuit (32) between a portion of the flow circuit (21) and the collection portion (27). The sterile gas conditioning apparatus (20; 20', 20'') also comprises a tank (50) and a connection tube (51) fluidically connecting the tank (50) with the collection portion (27) of the at least one separation device (26) and allowing to direct at least a portion of the liquid phase present within the collection portion (27) into the tank (50).