Petros, the pension fund of Brazil's state oil company Petro...

Petros, the pension fund of Brazil’s state oil company Petro Brasileiro SA, has invested $18 million and Valia, the pension fund of the Companhia Vale do Rio Doce mining company, has invested $28 million in a $1.5 billion project finance deal to boost output at Petrobras’ Marlim oil field.