Installation of safe for the head of the borehole immergee

摘要

Installation for the safe for the well head willing on the seabed, which comprises: a block of 8 rises under the blocks well 60 and comprising a valve controlled by a total closure of the acoustic and by a liquid of intervention, arriving in an input lateral 15; a structure of re-entry 39 provided with a funnel input 41 and raised on the seabed 2; and a flexible pipe 47 connecting the input lateral 15 has the structure of re-entry 39 and is wound onto a drum 46 of the structure of re-entry 39.