METHOD FOR OPERATING A FILTER DEVICE AND FILTER DEVICE

The invention relates to a method for operating a filter device (10) for a polymer melt to be filtered, the filter device comprises at least one first large-area filter (30, 32) located in a first filter chamber (12, 14) and a second large-area filter (30, 32) located in a second filter chamber (12,...

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Bibliographische Detailangaben
1. Verfasser:	POHL HARALD
Format:	Patent
Sprache:	chi ; eng
Schlagworte:	AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING PERFORMING OPERATIONS SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDEDFOR SHAPING OR JOINING OF PLASTICS TRANSPORTING WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
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Beschreibung
Zusammenfassung:	The invention relates to a method for operating a filter device (10) for a polymer melt to be filtered, the filter device comprises at least one first large-area filter (30, 32) located in a first filter chamber (12, 14) and a second large-area filter (30, 32) located in a second filter chamber (12, 14), a first valve (22, 24) located in a first inflow (16, 18) to the first filter chamber (12, 14) for controlling the polymer melt to be filtered and a second valve (22, 24) in a second inlet (16, 18) to the second filter chamber (12, 14) for controlling the polymer melt to be filtered, a first outlet valve (44, 46) in a first outlet (38, 40) for the filtered polymer melt originating from the first filter chamber (12, 14), and a second outlet valve (44, 46) originating from the second filter chamber (12, 14) a second outflow valve (44, 46) in a second outflow (38, 40) for the filtered polymer melt, in which the polymer melt to be filtered is conveyed under pressure through the filter device (10), in which the fi