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  2. SSCV Thialf - Wikipedia

    en.wikipedia.org/wiki/SSCV_Thialf

    SSCV Thialf is a huge semi-submersible crane vessel operated by the Netherlands-based Heerema Marine Contractors; it was the largest crane vessel in the world until the SSCV Sleipnir became the largest in 2019.

  3. SSCV Sleipnir - Wikipedia

    en.wikipedia.org/wiki/SSCV_Sleipnir

    Heerema intended for the new crane vessel to provide lifting capacities in the segment between the largest SSCVs (such as SSCV Thialf and Saipem 7000, capable of lifting 14,000 t (15,000 short tons) using deck-mounted revolving cranes) and floatover lifters (such as Pioneering Spirit, capable of 48,000 t (53,000 short tons) with significantly ...

  4. Heerema Marine Contractors - Wikipedia

    en.wikipedia.org/wiki/Heerema_Marine_Contractors

    In 1978, HMC commissioned Mitsui to construct the two sister semi-submersible crane vessels, DCV Balder and SSCV Hermod. These vessels could lift 5,400 tonnes with the twin cranes, and were later upgraded to 8,200 tonnes. [2] In 1988 HMC formed a joint venture with McDermott called HeereMac. [3] "Thialf" in a Norway fjord

  5. Crane vessel - Wikipedia

    en.wikipedia.org/wiki/Crane_vessel

    A crane vessel, crane ship, crane barge, or floating crane is a ship with a crane specialized in lifting heavy loads, typically exceeding 1,500 t (1,476 long tons; 1,653 short tons) for modern ships. The largest crane vessels are used for offshore construction .

  6. Semi-submersible platform - Wikipedia

    en.wikipedia.org/wiki/Semi-submersible_platform

    These semi-submersible crane vessels (SSCV) consist of two lower hulls (pontoons), three columns on each pontoon and an upper hull. Shortly after J. Ray McDermott and Saipem also introduced SSCVs, resulting in two new enormous vessels DB-102 (now Thialf) and Saipem 7000, capable of lifting respectively 14,200 and 14,000 tons.

  7. Saipem 7000 - Wikipedia

    en.wikipedia.org/wiki/Saipem_7000

    The Saipem 7000, originally named the Micoperi 7000, was conceived in the mid-1980s by its original owners Micoperi as a multipurpose offshore oil platform installation vessel that would be able to install very large oil production platform decks (known as integrated decks) as well as the decks' supporting structures (known as jackets) using its two very large fully revolving cranes.

  8. Category:Crane vessels - Wikipedia

    en.wikipedia.org/wiki/Category:Crane_vessels

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  9. Perdido (oil platform) - Wikipedia

    en.wikipedia.org/wiki/Perdido_(oil_platform)

    Operated by Shell, with JV partners Chevron (37.5%) and BP (27.5%), the spar acts as a hub for and enables development of three fields Great White, Tobago, and Silvertip. The oil and gas fields beneath the platform lie in a geological formation holding resources estimated at 3–15 billion barrels of oil equivalent according to a report by the BSEE, formerly known as the MMS.