EQUIPMENT OF THE UNDERWATER MARINE HOLE

摘要

1. A fastening device for securing the suspension device (36) in the underwater sea mouth (10) of the well, comprising first fastening means for securing the suspension device (36) in the first position and second fastening means for securing the suspension device (36) in the second position, the first fastening means placed, in use, with the formation of a fluid channel on the outer surface (46) of the seal of the suspension device (36) while keeping the suspension device (36) in the first position so that the fluid is able to flow around the outer surface (46) of the seal of the device ( 36) the suspension, the inventive fastening means comprise a clamping device for providing a seal around the suspension device (36) when securing the suspension device (36) in the second position so that the fluid does not have the ability to flow around the outer surface (46) of the sealing device (36) suspension, characterized in that the first fastening means are made with the possibility of fixing the suspension device (36) in one longitudinal direction and with the possibility of moving the suspension device (36) in a second, opposite longitudinal direction, the suspension device (36) comprising a plurality of first longitudinal ribs (44) located below the outer surface (46) of the seal , and a plurality of second longitudinal ribs (50) located above the outer surface (46) of the seal. 2. A fastening device for securing a suspension device (36) in an underwater wellhead (10) of a well according to claim 1, wherein the second fastening means provide an axial load on the casing string (32) fixed below the suspension device (36)