CANADA RESEARCH ROUNDUP: San Gold, Winpak, Norbord, SNC Lavalin47 minutes ago by Thomson Reuters

Feb 11 (Reuters) - Securities analysts revised their ratings and price targets on severalCanadian companies, including, Emera, Winpak and SNC Lavalin, on Monday.         HIGHLIGHTS        * Winpak Ltd : Raymond James cuts to market perform from outperform    * SNC Lavalin Group : TD Securities raises target price to C$57 from C$52    * Calfrac Well Services Ltd : Dahlman rose cuts to hold from buy