Aluminium producer Norsk Hydro (NHY.OL) announced technical delays at its new smelter in Qatar and issued more a more conservative 2011 growth outlook than its bigger rival Alcoa (AA.N), sending its shares lower. On the upside, the Norwegian aluminium producer said it had accelerated its cost saving programme aimed at keeping it among the lower-cost aluminium producers in the world. Shares in Norsk Hydro fell 2.4 percent to 43.6 crowns at 1212 GMT. Oslo's .OBX index was off 0.5 percent.
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