JPH03129210U - - Google Patents

Info

Publication number

JPH03129210U

JPH03129210U JP3801390U JP3801390U JPH03129210U JP H03129210 U JPH03129210 U JP H03129210U JP 3801390 U JP3801390 U JP 3801390U JP 3801390 U JP3801390 U JP 3801390U JP H03129210 U JPH03129210 U JP H03129210U

Authority

JP

Japan

Prior art keywords

heating

film

irons

sealing device

packaging materials

Prior art date

1990-04-09

Legal status (The legal status 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 status listed.)

Pending

Links

• Espacenet
• Global Dossier
• Discuss

• 238000010438 heat treatment Methods 0.000 claims description 8
• XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 6
• 238000001125 extrusion Methods 0.000 claims description 5
• 238000007789 sealing Methods 0.000 claims description 4
• 229910052742 iron Inorganic materials 0.000 claims description 3
• 235000000396 iron Nutrition 0.000 claims 3
• 239000005022 packaging material Substances 0.000 claims 3
• 230000000737 periodic effect Effects 0.000 claims 1