Method of producing an underground pipeline

A pipeline laid trenchlessly and/or without a sand bed is produced using a metallic conduit which is encased with an extruded layer of a polyamide molding material. In this way, the durability of the outer shell required for trenchless laying techniques without a sand bed is ensured.

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Bibliographische Detailangaben
Hauptverfasser: Buessing Reinhard, Risthaus Martin, Gahlmann Klaus, Kocks Hans-Juergen, Goering Rainer, Winkels Joern, Dowe Andreas
Format: Patent
Sprache:eng
Schlagworte:
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Beschreibung
Zusammenfassung:A pipeline laid trenchlessly and/or without a sand bed is produced using a metallic conduit which is encased with an extruded layer of a polyamide molding material. In this way, the durability of the outer shell required for trenchless laying techniques without a sand bed is ensured.