FREMGANGSMAATE TIL STENGNING AV KANALER I ET PLASTROER MED EN VEGG MED AKSIALT FORLOEPENDE KANALER

Plastic pipes comprising an inner and outer wall being interconnected by lengthwise extending connecting partitions, forming channels, the ends of the channels being each separately sealed by sealingly pressing the end walls of a channel to each other after these walls have been heated to a temperat...

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Bibliographische Detailangaben
1. Verfasser: DONGEREN, JAN PETER VAN
Format: Patent
Sprache:nor
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Beschreibung
Zusammenfassung:Plastic pipes comprising an inner and outer wall being interconnected by lengthwise extending connecting partitions, forming channels, the ends of the channels being each separately sealed by sealingly pressing the end walls of a channel to each other after these walls have been heated to a temperature surpassing the plasticizing temperature.