Usan field development plans

摘要

Total's Nigerian subsidiary.Elf Petroleum Nigeria Ltd(EPNL;20%)has drilled two appraisal wells in the Usan field in deepwater oil prospecting licence(OPL)222,offshore south-eastern Nigeria.The Usan field was discovered in 2002 and,in 2004,a western extension was confirmed by the drilling of Usan 5 and 6.This year,Usan 7 and 8 confirmed an eastern extension of the field.