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    SECTION B: Mining and quarrying
    Division 06 : Extraction of crude petroleum and natural gas 
    GroupClassSub-classDescription
    061  Extraction of crude petroleum
     0610 Extraction of crude petroleum
       This class excludes:
       - support activities for oil and gas extraction, see 0910
       - oil and gas exploration, see 0910
       - manufacture of refined petroleum products, see 1920
        - recovery of liquefied petroleum gases in the refining of petroleum, see 1920
       - operation of pipelines, see 4930
      06101Off shore extraction of crude petroleum
      06102On shore extraction of crude petroleum
    062  Extraction of natural gas
     0620 Extraction of natural gas
       This class excludes:
       - support activities for oil and gas extraction, see 0910
       - oil and gas exploration, see 0910
        - recovery of liquefied petroleum gases in the refining of petroleum, see 1920
       - manufacture of industrial gases, see 2011
       - operation of pipelines, see 4930
      06201Offshore Extraction of natural gas
      06202On shore Extraction of natural gas
     
         
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