|
| 1110 | Absorption plant, natural gas | |
| 1110 | Battery operators (petroleum industry) | |
| 1110 | Bituminous oil sand mining for oil extraction | |
| 1110 | Bituminous sand and oil shale digging | |
| 1110 | Butane (natural) production | |
| 1110 | Butane gas liquid, mining | |
| 1110 | Casing-head butane and propane production | |
| 1110 | Cleaning plant, natural gas | |
| 1110 | Combustion chamber natural gas processing plant | |
| 1110 | Condensate gas liquid, mining | |
| 1110 | Condensate, cycle, natural gas production | |
| 1110 | Crude oil (bituminous sands) extracting | |
| 1110 | Crude oil (heavy oil) extracting | |
| 1110 | Crude oil (tar sands) extracting | |
| 1110 | Crude oil production | |
| 1110 | Crude oil, conventional production, mining | |
| 1110 | Crude oil, conventional, secondary recovering | |
| 1110 | Crude oil, conventional, waterflood recovering | |
| 1110 | Crude oil, light and medium, mining | |
| 1110 | Crude oil, upgrading (heavy crude to crude) | |
| 1110 | Crude petroleum and natural gas industry | |
| 1110 | Crude petroleum production | |
| 1110 | Crude petroleum well, conventional | |
| 1110 | Crude petroleum, light and medium, mining | |
| 1110 | Cycle condensate production | |
| 1110 | Drilling, well, petroleum, oil company (except contract) | |
| 1110 | Ethane (natural) production | |
| 1110 | Fractionating natural gas liquids | |
| 1110 | Gas (natural) production | |
| 1110 | Gas plant, liquid (from natural gas) | |
| 1110 | Gas well, natural | |
| 1110 | Gases, liquefied petroleum, production | |
| 1110 | Gasoline, natural, production | |
| 1110 | Heavy crude oil extracting | |
| 1110 | Heavy oil in place, solution gas drive recovering | |
| 1110 | Heavy oil, thermal in situ recovering | |
| 1110 | Helium content from natural gas, recovery of | |
| 1110 | Isobutane (natural) production | |
| 1110 | Kerogen processing | |
| 1110 | Liquefaction and regasification of natural gas for purposes of transport at mine site | |
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