By Tom Käckenhoff and Vera Eckert BERLIN/DUESSELDORF/HELSINKI/FRANKFURT (Reuters) – Utility group Uniper asked the German government for a bailout on Friday and warned losses could reach 10 billion euros ($10.15 billion) this year, as Moscow’s economic war with Europe claims its biggest corporate casualty yet. Uniper, which has been struggling to cover delivery obligations as falling Russian supplies sent gas prices rallying, said it was seeking additional funding through an increase in a credit facility with state-owned KfW bank. “If you look at the price disparities and the volumes that are …