135180 ⎘
Special methods or apparatus for drilling; Underwater drilling from underwater buoyant support
System and method for subsea well operation
#2Method and apparatus for drilling multiple subsea wells from an offshore platform at a single site
#3Method and apparatus for drilling multiple subsea wells from an offshore platform at a single site
#4Method and apparatus for drilling multiple subsea wells from an offshore platform at a single site
#5Offshore well drilling system with nested drilling risers
#6MOBILE OFFSHORE DRILLING UNIT