A long standing Transpetro contract to build eight LPG carriers at a cost of $536m has been finally tied up.

Singapore listed but Norway based STX OSV said the contract with the Petrobras offshoot had finally been made effective.

An impression of the 7,000-cbm vessels.
The deal was originally signed in July 2010 but outstanding issues prevented it being added to the STX OSV order book.

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