TREA

Making bags from webs

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Industry

  • CPC
  • B31B2237/00
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Parent Industries

BPERFORMING OPERATIONS TRANSPORTING B31Paper goods B31BMAKING BOXES, CARTONS, ENVELOPES OR BAGS OF PAPER OR CARDBOARD

Current Industry

B31B2237/00Making bags from webs

Sub Industries

B31B2237/05the bags having multilayered walls B31B2237/055involving folding a web about an already tubular web B31B2237/10the bags having no structural provision at the base for thickness of content B31B2237/20the bags having structural provision at the base for thickness of content B31B2237/25the bags being of pointed or tapered shape B31B2237/40involving folding webs longitudinally B31B2237/403the bags having their openings facing in the direction of movement B31B2237/406the bags having their openings facing transversally to the direction of movement B31B2237/50involving joining superimposed webs B31B2237/60starting from tubular webs
Industries