1
Chemicals for use in industry and science, in particular helium, nitrogen and sulphur, solidified gases for industrial purposes; Chemical additives to motor fuel; Detergent additives to petrol [gasoline]
4
Natural gas; liquified natural gas; Carburants; Fuels, including liquid and gaseous; Petroleum ether; Oil derivative products; Additives, non-chemical, to fuel; Compressed natural gas; liquified natural gas
6
Pipelines; Fuel storage tanks; Penstock pipes and splitters of metal; Gas supply pipes; Metal building materials; Building and construction materials and elements of metal; Ores of metal; Pipes and pipelines of metal; Pressure gas cylinders and tanks of metal; Parts of metal for liquid gas and compressed gas apparatus; Latticework; Flanges and Taps
7
Oil processing apparatus; Machines for use in relation to the prospecting and exploitation of energy sources; Gas generators; Machines and machine tools for mining, quarrying and construction; Machines for use in the mining industry; Blowing machines for the compression, exhaustion and transport of gases; Oil refining machines; Extractors for mines
11
Apparatus for lighting, heating, steam generating, cooking, refrigerating and drying; Gas flow monitors (gas valves); Gas-powered apparatus and installations for lighting, heating, steam and hot water generating, cooking, ventilating, refrigerating and drying; Regulating and safety accessories for gas apparatus and gas pipes; Parts and fittings for all the aforesaid apparatus and installations
35
Sale of natural and liquefied natural gas, gaseous and liquid fuels, and crude oil; Mediation in the conclusion of commercial transactions and agreements for others in the field of gas distribution and storage; Provision of commercial information; Tariff information and advisory services; Market research
37
Building construction; Repair of gas supply systems; Repair of pipeline systems; Repair of energy supply installations; Installation of pipework systems; Installation of gas supply and distribution apparatus; Installation of pipeline systems for conducting liquids; Construction, installation, maintenance and repair of gas transport infrastructure, including pipelines and liquefied gas terminals; Repair and maintenance of machinery for mining, quarrying and construction, and consultancy and maintenance relating thereto; Mining extraction; Installation and repair of heating, gas and ventilation installations; Vehicle maintenance and repair; Vehicle service stations (refuelling and maintenance); Exploitation of crude oil and natural gas reserves; Construction and maintenance of pipelines and gas pipelines; Construction services for linear constructions, pipelines, electricity, electric traction and telecommunications supply lines; Advising services with respect to the above services
38
Telecommunications; Fixed-line and mobile telephone services; Telegraph services; Data transmission and data communications; Radio communications
39
Procurement services for others, in the energy sector; Storage, transmission and distribution of natural gas, liquefied natural gas, gaseous and liquid fuels, and crude oil; Transport and storage of goods; Distribution and transport of fuel, energy, heat, natural gas, liquid gas, oil derivatives and gas derivatives; Transport by pipeline; Tankless storage of natural gas and underground waste disposal services; Consultancy in the field of energy distribution
40
Services relating to production of energy; Gas production services; Processing of oil and refined oil products; Manufacture of refining products; Fuel production; Heat production; Liquefaction of natural gas; Filtration of gases; Treatment of natural gas; Consultancy relating to all the aforesaid services
42
Scientific and technological services and research and design relating thereto; Industrial analysis and research services; Design and development of computer hardware and software; Engineering services; Engineering in the fields of the transport of gas, the supply of gas, heat and energy, and the use of natural gas; Conducting technical project studies; Technical consultancy with regard to the transport and storage of gases and liquids; Scientific and technical tests, research and expert reports, and engineering, construction and technological design; Town planning