JPH0375385U - - Google Patents

Info

Publication number

JPH0375385U

JPH0375385U JP13672489U JP13672489U JPH0375385U JP H0375385 U JPH0375385 U JP H0375385U JP 13672489 U JP13672489 U JP 13672489U JP 13672489 U JP13672489 U JP 13672489U JP H0375385 U JPH0375385 U JP H0375385U

Authority

JP

Japan

Prior art keywords

pipe

spiral

main body

polyethylene

synthetic resin

Prior art date

1989-11-24

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

• XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 4
• 239000004698 Polyethylene Substances 0.000 claims 2
• -1 polyethylene Polymers 0.000 claims 2
• 229920000573 polyethylene Polymers 0.000 claims 2
• 229920003002 synthetic resin Polymers 0.000 claims 2
• 239000000057 synthetic resin Substances 0.000 claims 2
• 230000035699 permeability Effects 0.000 claims 1
• 229920005992 thermoplastic resin Polymers 0.000 claims 1
• 238000012986 modification Methods 0.000 description 1
• 230000004048 modification Effects 0.000 description 1