San Leon Energy Plc has announced that it has signed an agreement with ONHYM to employ proprietary In-Situ Vapour Extraction (IVE) technology over the 6,000 km2 (1,482,626 acres) Tarfaya Oil Shale project. The agreement was signed with Mrs Amina Benkhadra, General Director of ONHYM and Moroccan Minister of Energy, Mines, Water, and Environment.