Apparatus for forming the laminate comprises aligned grooved fluting rollers and grooved laminating roller.
Each of the two output shafts includes a blade (3, 4) for cutting a groove on the wellbore wall.
The machining device is in particular a cutting device (14), preferably for grooving a roller.
Also disclosed is a fluting apparatus effective for providing large pitch flutes for the input webs used in forming the core elements.
According to the method, a strip of stainless or refractory metal or alloy is continuously rolled to form ribs thereon, whereafter it is bent and welded.
The present invention is directed to a method for the manufacture of corrugated board and to a method for gluing a fluting medium to a liner by means of hot-melt adhesives using curtain coating technique.
Requêtes fréquentes français :1-200, -1k, -2k, -3k, -4k, -5k, -7k, -10k, -20k, -40k, -100k, -200k, -500k, -1000k,
Requêtes fréquentes anglais :1-200, -1k, -2k, -3k, -4k, -5k, -7k, -10k, -20k, -40k, -100k, -200k, -500k, -1000k,
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