An international consortium led by Petroleo Brasileiro SA (Petrobras) has let a 2½-year integrated services contract to Halliburton Co. for drilling and completion services for the Libra oil field development in Brazil’s presalt Santos basin.
Libra, discovered in May 2010 and brought on stream in 2017, is estimated to contain 8-12 billion boe of reserves below a 2-km salt layer (OGJ Online, Nov. 7, 2017).
Petrobras operates Libra and holds 40% interest. Partners are Total SA 20%, Royal Dutch Shell PLC 20%, CNOOC Ltd. 10%, and China National Petroleum Corp. 10%.
