FinanceAbu Dhabi's Mubadala set to take key stake in Chevron's Israeli gas fieldMoU signed between Delek Drilling and Mubadala Petroleum for stake in TamarSale MoU: Delek Drilling selling stake in Tamar gas field off Israel to Abu Dhabi's Mubadala PetroleumImage: DELEK DRILLINGEoin O'CinneideLondon