Imperial Oil Oil discovered the Leduc Woodbend Devonian oil reef in 1947, marking the beginning of the contemporary period in Canadian oil and gas development. Drilling began on the landmark discovery well Leduc No. 1 on November 20, 1946. In 1989, Imperial Oil acquired Texaco's Canadian operations. From the 1934-35 season through the 1975-76 season, Imperial Oil was a sponsor of the Canadian Broadcasting Corp. program "Hockey Night in Canada" for both radio and television broadcasts. In February 2013, Richard Kruger, President of ExxonMobil Production Co. and a Vice President of Exxon Mobil Corp., was appointed to be Chief Executive of Imperial
Oil dispersants Dispersants were applied to a number of oil spills between the years 1967 and 1989. During the Deepwater Horizon oil spill, an estimated 1.84 million gallons of Corexit was used in an attempt to reduce the amount of surface oil and mitigate the damage to coastal habitat. BP purchased one-third of the world's supply of Corexit soon after the spill began. Nearly half (771,000 gallons) of the dispersants were applied directly at the wellhead. The primary dispersant used were Corexit 9527 and 9500, which were controversial due to toxicity. In 2012, a study found that Corexit made the oil up