| Class 910: Support activities for petroleum and natural gas extraction |
|---|
| 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, such as 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 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 |