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Detailed structure and explanatory notesISIC Rev.1 code 130StructureHierarchy
Explanatory note Oil well and natural gas well operations, including prospecting and drilling, and oil shale or bituminous sand operations, including extraction of crude oil. The independent operation of pipe lines is classified in group 719 (Transportation not elsewhere classified). Would you like to leave some feedback? (on this code, this classification, the site in general or any other issue) You can include contact info (optional) |