JPS6118675Y2 - - Google Patents

Info

Publication number

JPS6118675Y2

JPS6118675Y2 JP10643582U JP10643582U JPS6118675Y2 JP S6118675 Y2 JPS6118675 Y2 JP S6118675Y2 JP 10643582 U JP10643582 U JP 10643582U JP 10643582 U JP10643582 U JP 10643582U JP S6118675 Y2 JPS6118675 Y2 JP S6118675Y2

Authority

JP

Japan

Prior art keywords

covering material

tunnel

film

tunnel cultivation

support

Prior art date

1982-07-14

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
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• 239000000463 material Substances 0.000 claims description 29
• 238000009423 ventilation Methods 0.000 claims description 8
• 239000011162 core material Substances 0.000 description 8
• 229920003002 synthetic resin Polymers 0.000 description 7
• 239000000057 synthetic resin Substances 0.000 description 7
• 238000005452 bending Methods 0.000 description 5
• 239000010410 layer Substances 0.000 description 5
• 229910000831 Steel Inorganic materials 0.000 description 3
• 238000000576 coating method Methods 0.000 description 3
• 238000005260 corrosion Methods 0.000 description 3
• JEIPFZHSYJVQDO-UHFFFAOYSA-N iron(III) oxide Inorganic materials O=[Fe]O[Fe]=O JEIPFZHSYJVQDO-UHFFFAOYSA-N 0.000 description 3
• 238000007747 plating Methods 0.000 description 3
• 239000010959 steel Substances 0.000 description 3
• 235000013311 vegetables Nutrition 0.000 description 3
• 239000011248 coating agent Substances 0.000 description 2
• 239000011247 coating layer Substances 0.000 description 2
• 238000010586 diagram Methods 0.000 description 2
• 235000017166 Bambusa arundinacea Nutrition 0.000 description 1
• 235000017491 Bambusa tulda Nutrition 0.000 description 1
• 241001330002 Bambuseae Species 0.000 description 1
• 235000015334 Phyllostachys viridis Nutrition 0.000 description 1
• 239000004698 Polyethylene Substances 0.000 description 1
• 239000011425 bamboo Substances 0.000 description 1
• 230000002262 irrigation Effects 0.000 description 1
• 238000003973 irrigation Methods 0.000 description 1
• -1 polyethylene Polymers 0.000 description 1
• 229920000573 polyethylene Polymers 0.000 description 1
• 229920002689 polyvinyl acetate Polymers 0.000 description 1
• 239000011118 polyvinyl acetate Substances 0.000 description 1
• 229920000915 polyvinyl chloride Polymers 0.000 description 1
• 239000004800 polyvinyl chloride Substances 0.000 description 1
• 230000002265 prevention Effects 0.000 description 1
• 238000005096 rolling process Methods 0.000 description 1
• XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1