135181 ⎘
Special methods or apparatus for drilling; Underwater drilling from non-buoyant support
Drilling platform for amphibious operations
#2Seabed supported unit and method to provide a shallow water drilling terminal
#3Method for excavating mud line cellar for subsea well drilling
#4SUBMERGED OIL STORAGE, LOADING AND OFFLOADING SYSTEM
#5Submerged oil storage, loading and offloading system
#6Systems and methods employing a variable angle guide for a drill