Section C : Mining and Quarrying
Division 11 : Extraction of crude petroleum and Natural gas; Service activities incidental to oil and gas extraction excluding surveying
 
Group Class Sub - Class Description
111 1110   Extraction of crude petroleum and natural gas [including liquefaction/ regasification of natural gas for purposes of transport and the production, at the mining site, of hydrocarbons from oil or gas field gases ]
    11101 Off shore extraction of petroleum
    11102 On shore extraction of petroleum
    11103 Off shore extraction of natural gas
    11104 On shore ext raction of natural gas
112 1120   Service activities incidental to oil and gas extraction excluding surveying [ This class includes oil and gas field service activities provided on a fee or contract basis, including: directional drilling; “spudding in”; derrick building; repairing and dismantling; cementing oil and gas well casings; pumping wells; and other service activities. Oil and gas field exploration and geo-physical, geological and seismic surveying are classified in class 7421(Architectural and engineering activities and related technical consultancy)]
    11201 Services incidental to off shore oil extraction
    11202 Services incidental to on shore oil extraction
    11203 Services incidental to off shore gas extraction
    11204 Services incidental to on shore gas extraction
 
 
 
     
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