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WO2016051428A2
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Mechanical joint, particularly for connecting a chain with a hollow floating structure for lifting a wreck from sea bottom
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GB8910864D0
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Driving hollow piles to form an underwater foundation
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BR8704565A
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Stake
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ES458276A3
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Straight tower tower perfected for loading and unloading liquids in boats. (Machine-translation by Google Translate, not legally binding)
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FR2264136A1
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Automatically lifting horizontal marine platform - is fixed into final position by a stiffening structure and vertical columns
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GB1486693A
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Single-point mooring tower for loading and unloading marine vessels
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