By John Lee. Russia's LUKoil and Japan's INPEX South Iraq Ltd have received approval from Iraqi state-owned Thi-Qar Oil Company (TOC) for "Declaration of Commerciality of Reserves and Outline Development Proposal" for the Eridu [Arido] oilfield located within Block 10 in Iraq. Following approval by TOC (also known as Dhi Qar Oil Company, DQOC), LUKoil