TREA

Making bags from sheets

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Industry

  • CPC
  • B31B2221/00
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Parent Industries

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

Current Industry

B31B2221/00Making bags from sheets

Sub Industries

B31B2221/05the bags having multilayered walls B31B2221/055Applying liners in already made bags B31B2221/10the bags having no structural provision at the base for thickness of content B31B2221/102obtained from essentially rectangular sheets B31B2221/105obtained from rhombus shaped sheets B31B2221/107obtained from sheets cut from larger sheets or webs before finishing the bag forming operations B31B2221/20the bags having structural provision at the base for thickness of content B31B2221/25the bags being of pointed or tapered shape B31B2221/40involving square or cross bottom forming B31B2221/402the bags having their openings facing in the direction of movement B31B2221/405the bags having their openings facing transversally to the direction of movement B31B2221/407starting from already formed bags B31B2221/50involving joining superimposed sheets B31B2221/60starting from tubular sheets
Industries