Transocean Ltd. provides update on semisubmersible drilling rig Deepwater Horizon
Transocean Ltd. provided an update today regarding a fire and explosion onboard its semisubmersible drilling rig Deepwater Horizon.
Transocean Ltd. said Monday it has agreed to buy for $195 million a ``jackup'' offshore drilling rig capable of operating in water depths up to 400 feet and building wells 30,000 feet deep.