Method and apparatus for determining onboard a heaving vessel th

Method and apparatus for drilling a borehole into a subsea abnor

Method and apparatus for drilling a group of subsea wells

Method and apparatus for drilling a subsea well

Method and apparatus for drilling an offshore underwater well

Method and apparatus for drilling multiple offshore wells from w

Method and apparatus for drilling multiple wells from a platform

Method and apparatus for driving a probe into the earth

Method and apparatus for installing a sea-floor cellar in a subs

Method and apparatus for installing an offshore pile driving rig

Method and apparatus for offshore drilling operations

Method and apparatus for preventing debris build-up in underwate

Method and apparatus for protecting a shallow water well

Method and apparatus for protecting a shallow-water well

Method and apparatus for setting an underwater drilling system

Method and apparatus for taking core samples

Method and apparatus for the working of underwater deposits

Method and device for drilling for oil or gas

Method and device for driving bore-holes, in the sea bed...

Method and device for liner system