Wed 15 Feb 2012 10:31

Contract to build dual fuel OSVs


New vessels to be powered by Wärtsilä dual fuel solution.



New Orleans-headquartered Harvey Gulf International Marine has signed a contract with STX Marine to build two STX Marine SV310DF dual fuel Offshore Support Vessels (OSVs) in the Gulf of Mexico, to be constructed by Trinity Offshore.

The new order brings the total number of liquefied natural gas (LNG) powered vessels on order from Harvey Gulf to four. As with the first two vessels, the ships will be powered by a dual fuel solution provided by Wärtsilä.

According to STX Marine, the four OSVs will be the first US-flagged dual fuel vessels that will have the American Bureau of Shipping’s ENVIRO+ certification.

The vessels will be constructed with certified environmentally friendly material and built to meet the highest emissions standards.

STX Marine Inc., with offices located in Vancouver and Houston, is a consulting naval architecture and marine engineering company established in 1983 and a leading designer of OSVs for the North American and international markets.

Founded in 1955, Harvey Gulf International Marine is a marine transportation company that specializes in towing drilling rigs and providing offshore supply and multi-purpose support vessels for deepwater operations in the US Gulf.


Lease agreement between Inter Terminals Sweden and the Port of Gothenburg, signed on July 1st. Pictured: Göran Eriksson, CEO of the Port of Gothenburg (left) and Johan Zettergren, Managing Director of Inter Terminals Sweden (right). New Gothenburg lease an opportunity to expand green portfolio: Inter Terminals  

Bunker terminal operator eyes tank conversion and construction projects for renewable products.

Map of US Gulf. Peninsula extends US Gulf operation offshore  

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The M/T Jutlandia Swan, operated by Uni-Tankers. Uni-Tankers vessel gets wind-assisted propulsion  

Fourth tanker sails with VentoFoil units as manufacturer says suction wing technology is gaining traction.

Port of Gothenburg Energy Port. Swedish biomethane bunkered in Gothenburg  

Test delivery performed by St1 and St1 Biokraft, who aim to become large-scale suppliers.

Image from Cockett Marine Oil presentation. Cockett to be closed down after 45 years  

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Petrobras logo. Petrobras confirms prompt availability of VLS B24 at Rio Grande  

Lead time for barge deliveries currently five days.

Opening of the IMO Marine Environment Protection Committee (MEPC), 83rd Session, April 7, 2025. IMO approves pricing mechanism based on GHG intensity thresholds  

Charges to be levied on ships that do not meet yearly GHG fuel intensity reduction targets.

Preemraff Göteborg, Preem's wholly owned refinery in Gothenburg, Sweden. VARO Energy expands renewable portfolio with Preem acquisition  

All-cash transaction expected to complete in the latter half of 2025.

Pictured: Biofuel is supplied to NYK Line's Noshiro Maru. The vessel tested biofuel for Tohoku Electric Power in a landmark first for Japan. NYK trials biofuel in milestone coal carrier test  

Vessel is used to test biofuel for domestic utility company.

Pictured (from left): H-Line Shipping CEO Seo Myungdeuk and HJSC CEO Yoo Sang-cheol at the contract signing ceremony for the construction of an 18,000-cbm LNG bunkering vessel. H-Line Shipping orders LNG bunkering vessel  

Vessel with 18,000-cbm capacity to run on both LNG and MDO.


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