Malaysian state oil and gas company Petronas has awarded two production-sharing contracts to Shell and Petronas Carigali Sdn Bhd for the ultra-deepwater Blocks ND6 and ND7 off the east coast of Sabah. Petronas Carigali Sdn Bhd is Petonas’s upstream subsidiary.             The two blocks are situated in water depths ranging from 200 to 4,000 metres…