JPH0179336U - - Google Patents

Info

Publication number

JPH0179336U

JPH0179336U JP1987173823U JP17382387U JPH0179336U JP H0179336 U JPH0179336 U JP H0179336U JP 1987173823 U JP1987173823 U JP 1987173823U JP 17382387 U JP17382387 U JP 17382387U JP H0179336 U JPH0179336 U JP H0179336U

Authority

JP

Japan

Prior art keywords

cylindrical shape

layer made

water

covering material

sectional

Prior art date

1987-11-16

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

• 239000000463 material Substances 0.000 claims description 11
• XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 3
• 239000011347 resin Substances 0.000 claims description 2
• 229920005989 resin Polymers 0.000 claims description 2
• 230000002745 absorbent Effects 0.000 description 1
• 239000002250 absorbent Substances 0.000 description 1
• 238000002347 injection Methods 0.000 description 1
• 239000007924 injection Substances 0.000 description 1
• 239000011800 void material Substances 0.000 description 1