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BR8001760A
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Crane installation
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ES8100219A1
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A crane installation (Machine-translation by Google Translate, not legally binding)
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EP0034672A1
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Column mounted crane
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US4075860A
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Mobile ship loading and unloading facility
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US3871181A
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Method of forming an enclosure in a body of water
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ES338974A3
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A marina walking barge. (Machine-translation by Google Translate, not legally binding)
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US3107496A
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Mobile apparatus for placing and driving marine piling or the like
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US2972234A
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Method of constructing and setting a caisson for a bridge pier or like support
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US3000205A
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Method and apparatus for testing pipe joint
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US2936592A
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Caisson and detachable pontoon assembly for floating barges and the like
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US2961837A
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Supporting leg assembly for marine platform
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GB838627A
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Improvements in jacking mechanisms for portable marine platforms
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GB838628A
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Improvements in jacking mechanisms for portable marine platforms
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GB785277A
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Improved method of loosening portable marine structure from a marine bottom
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GB792591A
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Improved releasable gripper and locking assembly for land and marine supporting columns
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GB792592A
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Improved releasable gripper for jacking mechanism for land and marine supporting columns
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GB786484A
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Improved apparatus for driving and extracting piles, columns and the like
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US2822670A
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Perforated caisson jack assembly
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US2870639A
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Gripper and jack assembly for platforms and supporting columns
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US2841961A
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Off-shore drilling barge
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