Spiral winding of tube or similar cylinders - in which rectangular thermoplastic strip is spirally wound along mandrel with high overlap which causes inclination
DE3724767C1
Pipe, especially pre-press pipe
DE3714947A1
Retention system for combined sewage comprising sewage (waste water) and storm water
DE3433931C1
Method and device for producing drainage pipes, in particular for dewatering and degassing landfills
DE3213551C1
Device for the production of tubes, containers or the like cylindrical bodies
DE3212141C1
Heatable winding drum made of steel for the manufacture of tubes and containers
DE3201515A1
"METHOD AND DEVICE FOR TESTING WELDED SEALED COMPONENTS MADE OF THERMOPLASTIC PLASTIC, ESPECIALLY WELDED PLASTIC TUBES AND PLASTIC CONTAINERS"
DE3145122A1
DEVICE FOR PRODUCING A TUBE OR THE LIKE FROM AN EXTRUDED THERMOPLASTIC PLASTIC PROFILE
DE3012295A1
DEVICE FOR COOLING AND, IF NECESSARY, CALIBRATING THE PIPE PROFILE OF A PIPE WITH PIPE WALL PROFILED IN THE LENGTH CUT
US3690993A
Apparatus for making helical-seam tubing from a synthetic-resin strip
US3617415A
Method of making hollow reinforced bodies
DE1816374B1
Winding hollow profile made of thermoplastic material for the production of pipes, plates, containers or hollow bodies
GB1105830A
Improvements in tubular articles of helically-wound strip and the manufacture thereof
GB1127756A
Improvements in or relating to tubular articles of helically-wound strip and their manufacture
