| 20100051115 | CLEANING SYSTEM FOR CLEANING A VALVE SEAT - The present invention discloses a cleaning system for cleaning a valve seat, where said valve seat consists of at least one gasket for sealing between a housing and a stem, preferably for a double seat valve and where at least one guide band is centring said stem in said housing, where said stem has a cut out, allowing a cleaning liquid to flush the seat, when the stem is in a cleaning position, and where the guide band is still centring the stem while in the cleaning position. | 03-04-2010 |
