OCEAN DRILLER FIRST PURPOSE-BUILT SEMI-SUBMERSIBLE

Blue water Rig No1 is known as the first submersible to drill in floating mode, Ocean Driller became in 1963 the first purpos...
Read More+
Blue water Rig No1 is known as the first submersible to drill in floating mode, Ocean Driller became in 1963 the first purpos...
Read More+