09.10Level 4
Support activities for petroleum and natural gas extraction
Explanatory note
This class includes:
- oil and gas extraction service activities provided on a fee or contract basis:
- exploration services in connection with petroleum or gas extraction (e.g. traditional prospecting methods, making geological observations at prospective sites)
- directional drilling and redrilling; 'spudding in'; derrick erection in situ, repairing and dismantling; cementing oil and gas well casings; pumping of wells; plugging and abandoning wells, etc.
- liquefaction and regasification of natural gas for the purpose of transport, done at the mine site
- draining and pumping services on a fee or contract basis
- test drilling in connection with petroleum or gas extraction
This class also includes:
- firefighting services and fire-prevention services for oilfields and gas fields
This class excludes:
- service activities performed by operators of oilfields or gas fields, see 06.10, 06.20
- specialised repair and maintenance of drilling and extraction machinery and equipment, see 33.12
- specialised offshore installation, repair and maintenance of equipment that forms an integral part of floating platforms, see division 43
- liquefaction and regasification of natural gas for the purpose of land or water transport, not done at the mine site, see 52.21 or 52.22
- geophysical surveying services, on a contract or fee basis, see 71.12