51431 ⎘
General aspects of processes or apparatus for joining preformed parts; General aspects of joining substantially flat articles, e.g. plates, sheets or web-like materials; Making flat seams in tubular or hollow articles; Joining single elements to substantially flat surfaces; Internally supporting the, e.g. tubular, article during joining using a fluid
Buffering gas cushion machine
#2BLOWING DEVICE AND SEALING ARRANGEMENT
#3Apparatus and method of manufacturing pressure compensator type drip irrigation tubes with desired molecular orientation and tubes obtained thereby
#4Hollow body, process for manufacturing it and use thereof in a vehicle
#5Apparatus and method of manufacturing pressure compensator type drip irrigation tubes with desired molecular orientation and tubes obtained thereby