1
Chemicals for use in the field of oil exploration and production, for bitumen extraction, and for use in oil sands production
35
Business management of oil and gas wells and bituminous sands for others; retail chemical supply services for the petroleum industry
37
Maintenance and repair of oil and gas wells and bituminous sands; reclamation of tailings ponds in bituminous sands
40
Oil production services; environmental remediation services, namely, treatment of tailings ponds in bituminous sands; chemical distillery services for the petroleum industry
42
Scientific and technological research in the petroleum industry; scientific and technological research in the areas of bitumen, bitumen compositions and bituminous binder materials and their applications; providing technology information in the oil and gas industry
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