Sat 09 Sep 2005Oil prices fall over signs of slowing global demandOil prices fell yesterday as petrol futures plummeted on signs of slowing demand growth and expectations that refiners would delay autumn maintenance to make up for supplies shut by Hurricane Katrina.Slowing global oil demand may help offset the storm's devastating blow to America's energy hub and help the International Energy Agency (IEA) to fend off a petrol shortage, the West's energy watchdog said.