Class 039
Transportation & Storage Services
gas supplying; pipeline transport of gases; transportation and storage of gas; transport of captured carbon dioxide for others; storage of captured carbon dioxide for others
Class 040
Treatment & Processing of Materials Services
gas production services; gas refining; natural gas liquefaction; gas processing services; carbon capture
Class 042
Computer & Software Services & Scientific Services
gas exploration; scientific and technological services; scientific feasibility studies; scientific analysis; exploration services in the field of the gas industry; geophysical exploration for the gas industry; geological research; geological surveys; engineering services for the gas industry; engineering services; engineering services relating to production of electricity form liquefied natural gas; engineering services relating to liquefied natural gas storage; technical design and planning of pipelines for gas, water and waste water; environmental testing and inspection services; research in the field of energy