Apparatus for installing and maintaining subaquatic petrol tanks
    1.
    发明授权
    Apparatus for installing and maintaining subaquatic petrol tanks 失效
    安装和维护SUBAQUATIC PETROL油罐的装置

    公开(公告)号:US3855806A

    公开(公告)日:1974-12-24

    申请号:US26692072

    申请日:1972-06-28

    发明人: LE THERISIEN L

    CPC分类号: E21B41/06 E21B33/035

    摘要: A service installation for underwater servicing operations including a service unit, a working bell supported by the service unit, a control chamber carried by the bell and separable therefrom by a watertight door, a submerged base, the bell being movable on to the base to there form with the base a watertight chamber and a transfer chamber coupled to the service unit and movable to the bell when the latter is on the base and connectable to the control chamber for transfer of a work crew via the control chamber to the bell.

    摘要翻译: 用于水下维修操作的维修安装,包括服务单元,由服务单元支撑的工作铃,由钟罩承载并由水密门分离的控制室,浸没的底座,所述钟可在基座上移动到那里 与基座形成水密室和传送室,其连接到维修单元,并且当传送室位于基座上并可连接到控制室时可移动到钟罩,用于将工作人员经由控制室传送到钟。