United States, Aug. 15 -- The first Jones Act plug-in hybrid offshore wind service operation vessel (SOV) in the United States has been christened and launched at the Port of New Orleans, according to ABS's release.The vessel, named ECO Liberty, is classed by ABS and was built by Edison Chouest Offshore (ECO) at the company's LaShip shipyard in Houma, Louisiana.It will be owned and operated by ECO for international energy company Equinor. The 262-foot vessel was constructed with contributions from over 500 local laborers and includes American steel and components sourced from across the region. Edison Chouest Offshore is a privately held marine transportation and logistics company headquartered in Cut Off, Louisiana. The company operates a ...