** Shares in Portugal's Galp Energia soar 9 pct to highest levelssince October.
** Outperforms 5 percent rise in Stoxx 600 Oil & Gas after Shell's $70 bln deal to buy BG Group
** Galp is BG's partner in various deep-water projects in Brazil.
** "All of the sector benefits from the deal, but Galp has itsparticularities. The bid for its partner in Brazil helps crystallise the valueof those projects. Also Shell seeks a bigger exposure to gas, including LNG,with the bid, and Galp is a partner in a major LNG project in Mozambique thatcould gain more strength," says Carlos Jesus, analyst at Caixa BI. (Reuters messaging rm://andrei.khalip.thomsonreuters.com@reuters.net)