the web advancing continuously

Full Title

Enclosing successive articles, or quantities of material, e.g. liquids or semiliquids, in flat, folded, or tubular webs of flexible sheet material; Subdividing filled flexible tubes to form packages > Enclosing successive articles, or quantities of material, in a longitudinally-folded web, or in a web folded into a tube about the articles or quantities of material placed upon it > in a web folded and sealed transversely to form pockets which are subsequently filled and then closed by sealing > the web advancing continuously