The invention relates to a drilling installation for drilling a well, for example an oil, a gas, or a thermal well, by means of said installation, which installation comprises: - a tower; - hoisting means adapted to manipulate drilling tubulars in at least one vertically extending firing line; - a storage device for storing drilling tubulars; - a pipe racker for moving drilling tubulars between the storage device and the at least one firing line, wherein the tower has over the majority of its length, preferably its entire length, a circular cross-section in plan view.


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    Title :

    Drilling installation, semi-submersible vessel and operating method


    Additional title:

    BOHREINRICHTUNG, HALBUNTERWASSERBOOT UND BETRIEBSVERFAHREN
    INSTALLATION DE FORAGE, RÉSERVOIR SEMI-SUBMERSIBLE ET PROCÉDÉ DE FONCTIONNEMENT


    Contributors:

    Publication date :

    2017-05-03


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    English


    Classification :

    IPC:    B63B Schiffe oder sonstige Wasserfahrzeuge , SHIPS OR OTHER WATERBORNE VESSELS / E21B EARTH OR ROCK DRILLING , Erd- oder Gesteinsbohren



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