** Oil companies and service providers fall heavily as oilprices drop below $49 per barrel
** Brent was down 12 cents at $48.47 a barrel at0830 GMT, after touching a more-than-six-month low of $48.26.
** U.S. crude fell 11 cents to $43.77 and fell to$43.35 earlier, a nearly-five-month low
** Oil prices have been dipping on concerns over a surplusof global supplies and lacklustre demand
** Oil support services down 3-5 pct, Tullow Oil down 3 pct, BG down 1 pct, Royal Dutch Shell falls 2 pct and BP drops 1.4 pct
** Oil services company Petrofac falls 3.5 pct whileAmec Foster Wheeler sheds 2.7 pct
** Stoxx 600 Oil & Gas index falls 1.4 pct withSeadrill down 5.6 pct and among the heaviest declinersacross major European shares (RM: aastha.agnihotri.thomsonreuters.com@reuters.net)