(EnergyAsia, April 22 2010, Thursday) — Singapore’s Keppel Offshore & Marine (Keppel O &M) has announced securing a stake in a Brazilian shipyard and S$140 million in new project deals. (US$1=S$1.4). Its wholly-owned Brazilian subsidiary, Navegantes Maritime Construction and Services, has agreed with Brazil’s TWB Group to acquire the Estaleiro TWB shipyard in Navegantes, Santa…