4
Natural gas, gaseous and liquid fuel, motor fuel, liquefied natural gas, fuel and petroleum gas, compressed natural gas (CNG), oil gas, crude oil, fuels (including motor spirit), motor oils and lubricants; electrical energy
6
Goods of metal, steel and alloys for various sectors of industry, in particular for the oil, gas and energy industries
7
Equipment and machinery for extraction, processing, treatment, storage and transport of oil and natural gas, equipment and machinery for drilling of exploration and extraction wells and underground repairs of probes
35
Trading and brokerage in the field of purchase and sale of goods, in particular oil, petroleum products, natural gas and electrical energy; Trading and brokering the trade of gas, oil and energy equipment and technological equipment for mining; Business administration and office functions; Technical, organisational and economic consultancy; Advertising; Marketing; Marketing studies; Management administration; Organisational services of an economic nature; Systemisation and compilation of information into computer databases; Personnel recruitment; Personnel consultancy; Business management and organization consultancy; Secretarial services; Business organisation consulting; Procurement services for others (purchasing goods and services for other businesses); Consultancy included in this class; Business information; Business appraisal; Business investigation; Market research and opinion polling; Commercial or industrial business management; Administrative, organisational and economic services; Economic forecasting; Cost price analysis; Rental of portable assets included in this class; Commercial or industrial management assistance; Public relations
36
Capital investments, construction investment, leasing of real estate and real estate management
37
Mining of oil and natural gas; Mining extraction; Mining extraction and mining work; Consultancy in the field of extraction of oil and natural gas and mining; Leasing of machinery and equipment, in particular for construction; Electric appliance installation and repair; Installation, maintenance and repair of machinery and of energy, oil and gas equipment; Construction of civil engineering works and industrial buildings; Leasing of derricks; Leasing of gas equipment and technological equipment for mining; Establishment and disposal of underground storage of gases and liquids; Establishment and disposal of facilities for storing waste in underground sites; Establishment and disposal of facilities for industrial exploitation of geothermal energy; Construction of civil engineering works and industrial buildings; Management of construction projects, including selection of general contractors and architects; Construction management; Supervision of building work; Installation and assembly services for construction
39
Operation and procuring of underground storage of gases and liquids; operation and procuring of facilities for storing waste in underground sites; operation and procuring of facilities for industrial exploitation of geothermal energy; storage; distribution and transportation of oil and natural gas by pipeline systems; distribution of natural gas, in particular via gas pipelines; distribution of natural gas to end customers; filling gas into the vessels and the distribution thereof; storage of fuels and oil, in particular of natural gas in underground reservoirs; packaging and storage of goods
40
Treating and refining of oil and gas, special interventions into the Earth's crust, in particular the establishment, operation, safeguarding and disposal of facilities for industrial exploitation of geothermal energy
42
Geological research; Geological research, geological surveys; Oil-field surveys; Chemical analysis; Analysis for oil-field exploitation; Mining expertise; Engineering services; Design planning; Land surveys; Computer software design and rental; Exploration and prospecting for minerals; Mechanical research; Engineering design and consultancy; Construction and design; Professional consultancy in the field of energy, natural gas consumption, energy efficiency in buildings; Financial consultancy in the energy industry; Land surveying; Consultation in environment protection; Inspection and testing of oil rigs