? The system of abandonment of the well without ascending tube, and method for abandoning a well permanently?

摘要

A system of abandonment of the well without ascending tube includes a vessel surface, a first mast extending from the vessel to the surface.A second pole extending from the vessel to the surface, in which the second pole is spaced from the first mast, a tool of the settlement stretching of the first mast.In a device for subsea intervention tool is coupled to ground, and a drilling column concentric extending across the second mast.In the column of drilling includes a drill pipe concentric internal provisions within a drilling tube external.