Nov 22 (Reuters) - Canada's Imperial Oil IMO.TOis repairing a culvert at its Kearl oil sands mine in northern Alberta after accidentally releasing 670 cubic metres of sediment-laden water into the ...
CALGARY, Alberta, May 26 (Reuters) - Imperial Oil Ltd won't need to build an expensive upgrader for its Kearl oil sands site in northern Alberta at least until the 300,000 barrel per day project ...