Alfa Laval Tumba Ab

Alfa Laval Corporate Ab

Serge Kup

Ingvar Hällgren

Mats-Örjan Pogén

Mats-Örjan Pogen

The invention relates to an apparatus () for purifying gas while bleeding a crank housing, said apparatus () comprising a housing () inside which a separator chamber () is provided, a rotor arrangement with a rotor shaft () that is rotatably mounted in the housing and a centrifugal rotor () located in the separator chamber (), and a fluid driving device () for driving the rotor shaft () by means of a driving fluid, the driving device () being disposed in a driving chamber () that is separated from the separator chamber () by means of a housing partition (), and the rotor shaft () extending through a breakthrough in the housing partition (). In the case of this device, it is provided that a labyrinth-type seal () is provided in the zone of the breakthrough in order to seal the driving chamber () from the separator chamber ().

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Nykvarn, Sweden

Serge Kup