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Priority claimed from NL8802305Aexternal-prioritypatent/NL8802305A/en
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Publication of NO911027D0publicationCriticalpatent/NO911027D0/en
Publication of NO911027LpublicationCriticalpatent/NO911027L/en
Shaping Of Tube Ends By Bending Or Straightening
(AREA)
Blow-Moulding Or Thermoforming Of Plastics Or The Like
(AREA)
Abstract
Plastrør (1), såsom et rør med tvers- gående ribber (22) eller et rør med x''. langsgående kanaler (3) som er strukket i / / / , aksialretningen og/eller lengderetningen . i > for å bedre dets mekaniske egenskaper. l ', Det er også beskrevet en fremgangsmåte \ \ til fremstilling av et slikt rør.Plastic pipe (1), such as a pipe with transverse ribs (22) or a pipe with x ''. longitudinal channels (3) stretched in the / / /, the axial and / or longitudinal directions. i> to improve its mechanical properties. A method for producing such a tube is also disclosed.
NO91911027A1988-09-161991-03-14
EXTRADED RADIALLY STRUCTURED PLASTICS AND PROCEDURE FOR PREPARING SUCH A ROOM.
NO911027L
(en)