JPH0348275Y2 - - Google Patents

Info

Publication number

JPH0348275Y2

JPH0348275Y2 JP17669285U JP17669285U JPH0348275Y2 JP H0348275 Y2 JPH0348275 Y2 JP H0348275Y2 JP 17669285 U JP17669285 U JP 17669285U JP 17669285 U JP17669285 U JP 17669285U JP H0348275 Y2 JPH0348275 Y2 JP H0348275Y2

Authority

JP

Japan

Prior art keywords

door

container

concrete

entrance

frame

Prior art date

1985-11-15

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.)

Expired

Links

• Espacenet
• Global Dossier
• Discuss

• 239000002689 soil Substances 0.000 claims description 10
• 230000000630 rising effect Effects 0.000 description 10
• 241001070941 Castanea Species 0.000 description 7
• 235000014036 Castanea Nutrition 0.000 description 7
• 239000000463 material Substances 0.000 description 7
• 238000012856 packing Methods 0.000 description 6
• 239000004575 stone Substances 0.000 description 6
• 230000003014 reinforcing effect Effects 0.000 description 5
• 239000011162 core material Substances 0.000 description 4
• 239000002184 metal Substances 0.000 description 4
• 239000000919 ceramic Substances 0.000 description 3
• 239000003673 groundwater Substances 0.000 description 3
• 239000002699 waste material Substances 0.000 description 3
• XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 3
• 238000000034 method Methods 0.000 description 2
• 230000000694 effects Effects 0.000 description 1
• 230000002452 interceptive effect Effects 0.000 description 1
• 238000005192 partition Methods 0.000 description 1
• 230000002093 peripheral effect Effects 0.000 description 1
• 230000001960 triggered effect Effects 0.000 description 1
• 239000011800 void material Substances 0.000 description 1