Brazil’s state-controlled Petrobras dominated the country’s fourth productionsharing round on 7 June. The company came away with a 45pc operating stake in one block - Dois Irmaos in the Campos basin - and 30pc operating interests in two others - the sought-after Uirapuru, as well as Tres Marias in the Santos basin. The firm exercised its preferential right to take 30pc operating stakes in the three blocks ahead of the actual round.
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