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Oil storage system

Hydraulic and earth engineering – Marine structure or fabrication thereof – Storage container
Patent

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Oil well rig with water tower

Hydraulic and earth engineering – Marine structure or fabrication thereof – With work deck vertically adjustable relative to floor
Patent

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Oil-production platform and method of assembling and installing

Hydraulic and earth engineering – Marine structure or fabrication thereof – Floatable to site and supported by marine floor
Patent

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Onshore/offshore method and apparatus for drilling

Hydraulic and earth engineering – Marine structure or fabrication thereof – With work deck vertically adjustable relative to floor
Patent

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Orientatable blocking unit with cardan joint for supporting stru

Hydraulic and earth engineering – Marine structure or fabrication thereof – With work deck vertically adjustable relative to floor
Patent

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Oscillatable marine installation and method for its construction

Hydraulic and earth engineering – Marine structure or fabrication thereof – With pivotal connection between work deck and base
Patent

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Oscillating installation for installing in a body of water and m

Hydraulic and earth engineering – Marine structure or fabrication thereof – With pivotal connection between work deck and base
Patent

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Oscillating marine platform connected via a shear device to a ri

Hydraulic and earth engineering – Marine structure or fabrication thereof – With pivotal connection between work deck and base
Patent

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Oscillating marine platform with a rigid base

Hydraulic and earth engineering – Marine structure or fabrication thereof – With pivotal connection between work deck and base
Patent

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Oscillating platform on flexible piles for work at sea

Hydraulic and earth engineering – Marine structure or fabrication thereof – With pivotal connection between work deck and base
Patent

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Oscillating structure for exploration at sea

Hydraulic and earth engineering – Marine structure or fabrication thereof – With pivotal connection between work deck and base
Patent

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Outer device for universal inspection of risers

Hydraulic and earth engineering – Marine structure or fabrication thereof – Structure protection
Reexamination Certificate

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Overloading device for a jack-up oil platform and platform inclu

Hydraulic and earth engineering – Marine structure or fabrication thereof – With work deck vertically adjustable relative to floor
Patent

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