Rigs_and_VesselsAdnoc cancels contract for two Shelf Drilling jack-up rigsThe rig operator has received a notification for the early termination of jack-up contractsEarly termination: Shelf Drilling's jack-up Compact Driller, a 300-foot water depth, Le Tourneau 116-C designPhoto: SHELF DRILLINGNishant UgalNew Delhi