By Sarah Turner
LONDON (MarketWatch) -- European shares pulled back from early gains on Friday, trading in a tight range as losses from oil and gas shares offset gains for chemical firms. Oil futures edged lower in electronic trading, down 28 cents at $77.18 a barrel. The U.K. FTSE 100 index rose 0.1% to 5,273.86, the German DAX index rose 0.1% to 5,706.46 and the French CAC-40 index inched up 0.1% to 3,795.85.
