SEMI-SUBMERSIBLE, MOBILE DRILLING VESSEL WITH STORAGE SHAFT FOR TUBULAR DRILLING EQUIPMENT

摘要

The drilling vessel includes at least one floating body and a platform which is supported by one or more support columns on the floating body and includes a drilling installation. The vessel is provided with storage provisions for tubular drilling equipment. The storage provisions include one or more shafts which are disposed in one or more of the support columns, extend downwards from the platform and in which a number of items of the drilling equipment can be vertically disposed.