Petronas awarded PSC rights to block SK-405B off Sarawak to Murphy and partner Moeco on 1 Nov â17. Commitments include seismic reprocessing + 1 explo well in 3 years. The 2,352-sq km block lies in WD 20-50m off the Tatau + Balingian provinces. SK-405B had been offered in the 2015 Exploration Opportunity Malaysia promotion. Murphy (op) 59.5%, Moeco 25.5%, Petronas 15%. 
Murphy (op. 59,5%, Mitsui Oil Exploration (MOECO) 25,5%, Petronas 15%) signed a PSC for Block SK405B. 