NL8400578A - Kunststofzak met in de zakfoliewand door middel van laserstraling aangebrachte perforaties alsmede kunststoffolie geschikt voor toepassing bij een dergelijke kunststofzak. - Google Patents

Kunststofzak met in de zakfoliewand door middel van laserstraling aangebrachte perforaties alsmede kunststoffolie geschikt voor toepassing bij een dergelijke kunststofzak. Download PDF

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Publication number
NL8400578A
NL8400578A NL8400578A NL8400578A NL8400578A NL 8400578 A NL8400578 A NL 8400578A NL 8400578 A NL8400578 A NL 8400578A NL 8400578 A NL8400578 A NL 8400578A NL 8400578 A NL8400578 A NL 8400578A
Authority
NL
Netherlands
Prior art keywords
perforations
bag
plastic bag
foil
plastic
Prior art date
Application number
NL8400578A
Other languages
English (en)
Dutch (nl)
Original Assignee
Wavin Bv
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Wavin Bv filed Critical Wavin Bv
Priority to NL8400578A priority Critical patent/NL8400578A/nl
Priority to ZA851348A priority patent/ZA851348B/xx
Priority to AT85200235T priority patent/ATE36503T1/de
Priority to JP60033002A priority patent/JPS60240649A/ja
Priority to DK082285A priority patent/DK160012C/da
Priority to EP85200235A priority patent/EP0155035B1/en
Priority to FI850736A priority patent/FI80651C/fi
Priority to CA000474897A priority patent/CA1250255A/en
Priority to DE8585200235T priority patent/DE3564412D1/de
Publication of NL8400578A publication Critical patent/NL8400578A/nl
Priority to US06/884,887 priority patent/US4743123A/en

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65D—CONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS, e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES, DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS; ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR; PACKAGING ELEMENTS; PACKAGES
    • B65D33/00—Details of, or accessories for, sacks or bags
    • B65D33/01—Ventilation or drainage of bags
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B26—HAND CUTTING TOOLS; CUTTING; SEVERING
    • B26F—PERFORATING; PUNCHING; CUTTING-OUT; STAMPING-OUT; SEVERING BY MEANS OTHER THAN CUTTING
    • B26F1/00—Perforating; Punching; Cutting-out; Stamping-out; Apparatus therefor
    • B26F1/26—Perforating by non-mechanical means, e.g. by fluid jet
    • B26F1/31—Perforating by non-mechanical means, e.g. by fluid jet by radiation

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Toxicology (AREA)
  • Optics & Photonics (AREA)
  • Physics & Mathematics (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Forests & Forestry (AREA)
  • General Health & Medical Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Bag Frames (AREA)
  • Packages (AREA)
  • Thermotherapy And Cooling Therapy Devices (AREA)
  • Heterocyclic Carbon Compounds Containing A Hetero Ring Having Nitrogen And Oxygen As The Only Ring Hetero Atoms (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Laminated Bodies (AREA)
  • Wrappers (AREA)
NL8400578A 1984-02-24 1984-02-24 Kunststofzak met in de zakfoliewand door middel van laserstraling aangebrachte perforaties alsmede kunststoffolie geschikt voor toepassing bij een dergelijke kunststofzak. NL8400578A (nl)

Priority Applications (10)

Application Number Priority Date Filing Date Title
NL8400578A NL8400578A (nl) 1984-02-24 1984-02-24 Kunststofzak met in de zakfoliewand door middel van laserstraling aangebrachte perforaties alsmede kunststoffolie geschikt voor toepassing bij een dergelijke kunststofzak.
ZA851348A ZA851348B (en) 1984-02-24 1985-02-22 Plastic bag with perforations,closed plastic bag with venting perforations containing filler material and a plastic foil for forming such bag
AT85200235T ATE36503T1 (de) 1984-02-24 1985-02-22 Plastiksack mit entlueftungsloechern, geschlossener plastiksack mit entlueftungsloechern, der fuellmasse enthaelt und eine plastikfolie zur herstellung eines solchen sackes.
JP60033002A JPS60240649A (ja) 1984-02-24 1985-02-22 プラスチツク袋
DK082285A DK160012C (da) 1984-02-24 1985-02-22 Plastpose med perforeringer til emballering af loest pakket materiale og fremgangsmaade til fremstilling af posen.
EP85200235A EP0155035B1 (en) 1984-02-24 1985-02-22 Plastic bag with venting perforations, closed plastic bag with venting perforations containing filler material and a plastic foil for forming such a bag
FI850736A FI80651C (fi) 1984-02-24 1985-02-22 Perforerad plastpaose, sluten plastpaose med luftgenomslaeppningsperforeringar innehaollande fyllnadsmatrial och plastfolie foer tillverkning av saodan paose.
CA000474897A CA1250255A (en) 1984-02-24 1985-02-22 Plastic bag with perforations, closed plastic bag with venting perforations containing filler material and a plastic foil for forming such a bag
DE8585200235T DE3564412D1 (en) 1984-02-24 1985-02-22 Plastic bag with venting perforations, closed plastic bag with venting perforations containing filler material and a plastic foil for forming such a bag
US06/884,887 US4743123A (en) 1984-02-24 1986-07-11 Plastic bag and closed plastic bag with laser-formed venting perforations

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
NL8400578A NL8400578A (nl) 1984-02-24 1984-02-24 Kunststofzak met in de zakfoliewand door middel van laserstraling aangebrachte perforaties alsmede kunststoffolie geschikt voor toepassing bij een dergelijke kunststofzak.
NL8400578 1984-02-24

Publications (1)

Publication Number Publication Date
NL8400578A true NL8400578A (nl) 1985-09-16

Family

ID=19843528

Family Applications (1)

Application Number Title Priority Date Filing Date
NL8400578A NL8400578A (nl) 1984-02-24 1984-02-24 Kunststofzak met in de zakfoliewand door middel van laserstraling aangebrachte perforaties alsmede kunststoffolie geschikt voor toepassing bij een dergelijke kunststofzak.

Country Status (10)

Country Link
US (1) US4743123A (xx)
EP (1) EP0155035B1 (xx)
JP (1) JPS60240649A (xx)
AT (1) ATE36503T1 (xx)
CA (1) CA1250255A (xx)
DE (1) DE3564412D1 (xx)
DK (1) DK160012C (xx)
FI (1) FI80651C (xx)
NL (1) NL8400578A (xx)
ZA (1) ZA851348B (xx)

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Also Published As

Publication number Publication date
US4743123A (en) 1988-05-10
DK82285A (da) 1985-08-25
EP0155035B1 (en) 1988-08-17
FI850736L (fi) 1985-08-25
JPS60240649A (ja) 1985-11-29
DK160012B (da) 1991-01-14
DK82285D0 (da) 1985-02-22
FI80651C (fi) 1990-07-10
DE3564412D1 (en) 1988-09-22
ZA851348B (en) 1985-10-30
CA1250255A (en) 1989-02-21
JPH0150663B2 (xx) 1989-10-31
FI80651B (fi) 1990-03-30
FI850736A0 (fi) 1985-02-22
DK160012C (da) 1991-06-17
ATE36503T1 (de) 1988-09-15
EP0155035A1 (en) 1985-09-18

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A1B A search report has been drawn up
BV The patent application has lapsed