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JPH10325124A
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Gravity-type earth-pressure resisting structure
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JPH09144018A
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Settlement method of underwater structure
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JPH09119128A
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Weak ground consolidation expediting construction method
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JPH0988065A
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Underwater riprap leveling device
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JPH08218388A
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Method for setting caisson on soft ground of sea bottom
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JPH07331658A
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Casing device for drawing iron screw pile and method of drawing execution
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JPH0551941A
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High density dredging equipment
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JPH04237725A
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Method and device for dredging sludge with high organic substance content in water-bottom facial layer
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JPH0455514A
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Method for dispersing sand on water bottom land
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JPH03156024A
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Placement of premix to seabed and work ship therefor
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JPH0393917A
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Steel sheet pile underwater build-up method and nipper for steel sheet pile
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JPH0368496A
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Water purifying structure
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JPH02186011A
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Method and device for scattering sand on water bottom ground
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JPS63184617A
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Concrete caisson
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JPS63137627A
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Creation of slope bank tideland
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JPS63125718A
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Covered foot-protected block with fishing bank
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JPS6252083A
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Marine oil storage tank made of concrete for cold district
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JPS6252084A
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Marine oil storage tank made of concrete
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JPS6245826A
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Construction work using vibro-impacting device under water
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JPS6213614A
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Prevention of corrosion in steel sheet pile
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