Petrobras estimates hike in natural gas reserves

Executives of Brazil's state-owned oil firm Petroleo Brasileiro SA (Petrobras) reported at a recent press conference that the estimated reserves of 70 billion cu m of nonassociated natural gas reported last April for Blocks BS-400 and BS-500 in the Santos basin off São Paulo state were revised to 419 billion cu m after additional production tests.Petrobras's exploration and production director Guilherme Estrella told OGJ that the estimates of gas volumes contained in the blocks increased after a new well was drilled, but he declined to specify details.Block BS-400, where the reevaluation was announced, is 137 km from São Sebastião, Brazil. The new well, drilled in 4...

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