Barra calls for heavier drilling programme at Carcara North

Independent keen on greater commitments on pre-salt play where it may later be bidding for acreage

Accelerated programme: Renato Bertani, Barra Energia chief executive
Accelerated programme: Renato Bertani, Barra Energia chief executive
Published 26 July 2017, 17:58Updated 26 July 2017, 17:58