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First Commercial Oil Well in North America (Ontario)
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Natural Gas Discovered While Drilling For Water (Alberta)
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Oil Discovered in the Northwest Territories
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Karl Clark Creates Oil Sands Separation Technique
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Major Deposit at Leduc Oil Well Kicks Off Western Oil Boom
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Roger Butler Creates SAGD Technology
Gives Access To Deposits That Could Not Be Reached Previously
https://www.vistaprojects.com/blog/in-situ-thermal-technology/
http://www.history.alberta.ca/energyheritage/sands/underground-developments/in-situ-development/roger-butler.aspx -
First Commercial SAGD Operation
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