11
Underwater installations for producing, separating, decomposing, filtering, purifying, washing, pumping and compressing hydrocarbons, gas, petroleum or petroleum fractions; Installations for decomposing, purifying, washing, liquefying and re-evaporating hydrocarbons, gas, petroleum or petroleum fractions, refinery gas and methane; Apparatus for the cracking of liquid and gaseous mixtures of hydrocarbons; Apparatus for the production of synthetic gas and synthetic methane; Apparatus for the liquefaction and gasification of coal; Reactors for chemical transformations; Apparatus for the liquefaction of gases and industrial liquid gases, natural and refined gases; Gas manifolds; Installations for producing fertilisers; Installations for producing chemical additives to fuel
37
Construction, building construction supervision, installation, repair, modification and maintenance of industrial installations and infrastructure for producing, refining, conducting, storing, transporting and distributing fluids and liquids, in particular water, hydrocarbons, petroleum, gas, natural and refined gas, liquefied gas and chemical substances; Construction, building construction supervision, installation, repair, modification and maintenance of petrochemical installations, chemical installations, distribution networks for transporting fluids, liquids and fuels, in particular water, hydrocarbons, petroleum, natural and refined gas, gas and liquefied gas, namely combustible gases, gaseous fuel mixtures; Environmental reclamation of industrial sites; Construction, repair, modification and maintenance of installations for producing, storing and transporting energy; Construction, repair, modification and maintenance of installations for producing fertilisers; Drilling of onshore and offshore wells for exploration and production of oilfields and gas fields or for geothermics; Construction and building construction supervision of floating, marine or underwater resources; Construction and building construction supervision of railways, railway networks and transport infrastructure for passengers and goods; Construction and building construction supervision of marine, lake and river infrastructure; Construction, installation and maintenance of offshore and underwater equipment, infrastructure and installations; Construction, installation and maintenance of underwater plants and underwater equipment for extracting and processing petroleum and natural gas; Construction, installation and maintenance of offshore equipment, infrastructure and installations for producing energy; Maintenance and updating of ROVs; Maintenance of underwater machines and equipment; Excavation, creation of trenches, burial, exhuming and preparation of the seabed; Services rendered by ROVs, including surveying, pipe-laying assistance, underwater construction work; Inspection, maintenance and repair of offshore and underwater equipment, infrastructure and installations; Dismantling of underwater platforms and structures
42
Scientific and technological services and research and design relating thereto; Engineering and design of infrastructure and installations for producing, treating, transporting and procuring water, hydrocarbons, petroleum, natural and refined gas, gas and liquefied gas, chemical and petrochemical installations, petroleum or gas wells and petroleum or gas deposits, including onshore, marine or offshore petroleum or gas wells and petroleum or gas deposits; Research, technical assessment and technical estimation in the field of extracting, producing, refining and processing water, hydrocarbons, petroleum, natural and refined gas, gas and liquefied gas and chemical substances; Development of methods for processing water, hydrocarbons, petroleum, natural and refined gas, gas and liquefied gas and chemical substances; Research in relation to water, petroleum and natural gas; Analysis in relation to water, petroleum and gas wells; Consultancy, research, development relating to the reclamation of industrial areas, installations and/or processes; Design in relation to railways, railway networks and transport infrastructure for passengers and goods; Engineering, design and development of installations, equipment and plants for generating, storing and transporting energy; Design of railway and transport networks for passengers and goods; Engineering, design and development of floating, marine or underwater resources; Engineering, design and development of marine, lake and river infrastructure; Analysis of offshore and underwater equipment, infrastructure and installations; Research and development of offshore and underwater equipment, infrastructure and installations; Engineering in relation to underwater plants, underwater infrastructure and installations, and underwater equipment relating thereto