JPH0212866Y2 - - Google Patents

Info

Publication number

JPH0212866Y2

JPH0212866Y2 JP2961883U JP2961883U JPH0212866Y2 JP H0212866 Y2 JPH0212866 Y2 JP H0212866Y2 JP 2961883 U JP2961883 U JP 2961883U JP 2961883 U JP2961883 U JP 2961883U JP H0212866 Y2 JPH0212866 Y2 JP H0212866Y2

Authority

JP

Japan

Prior art keywords

pipe

water

space

layer

end wall

Prior art date

1983-02-28

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

• XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 33
• 238000005192 partition Methods 0.000 claims description 3
• 239000012530 fluid Substances 0.000 description 2
• 230000007423 decrease Effects 0.000 description 1
• 230000000694 effects Effects 0.000 description 1
• 238000003898 horticulture Methods 0.000 description 1
• 230000002262 irrigation Effects 0.000 description 1
• 238000003973 irrigation Methods 0.000 description 1
• 238000000034 method Methods 0.000 description 1
• 230000001105 regulatory effect Effects 0.000 description 1