| 摘要 |
Method of continuously manufacturing tubular corrugated board, characterised in that it comprises the supply of at least one first continuous strip of single-face corrugated board 1 on a spiraller with belt 5, the offset winding of at least the said strip 1 on the said spiraller in order to form a tubular spiral with contiguous turns, the linking together of the said turns of the winding and the cutting of the tube thus formed into lengths. <IMAGE>
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