[ Underground storage reservoirs consisting of rock for gas or liquids for the purposes of energy supplies or for waste material ]

Mining extraction; construction, construction supervision, construction inspection and maintenance of underground storage reservoirs used for mining extraction of brine and salt and for gas or liquids or for waste material; construction, construction supervision, maintenance and construction inspection of underground cavities, namely, caverns and pore storage sites constructed for the storage and disposal of gas or liquids for energy supply or for waste material; drilling and underground works, namely, well drilling for cavern construction and mining operations; mining operations, namely, mining extraction of brine and salt; construction supervision; drilling in the field of mining extraction

Storage of gas or liquids, namely, crude oil, natural gas, fuels, for the purposes of energy supplies or of waste material for disposal in underground cavities, in particular in underground caverns and pore storage sites

Technical project studies, namely, conducting feasibility studies and technical monitoring of underground cavities, namely, caverns and pore storage sites constructed for the storage and disposal of gas or liquids for energy supplies or for waste material; engineering; technical monitoring of storage sites and facilities for mining extraction of brine and salt and for gas or liquids or for waste material; surveying and technical consulting in the field of engineering as this field applies to mining extraction, cavern construction and reservoir construction; computer software design for others; surveying for safety-in-mines and technical safety; geological and geotechnical surveys; research and development in the fields of underground storage in underground caverns and pore storage sites as well as disposal of waste material; geological research concerning underground storage parameters; technical project studies, namely, conducting feasibility studies in the fields of cavern construction, reservoir construction, geology; technology supervision and inspection of geotechnical facilities; technical approval of geotechnical facilities, namely, analysis of geotechnical facilities, evaluation and testing of geotechnical facilities of others; technical risk assessment, namely, engineering services, engineering services for building and property condition assessment and plant construction; conducting environmental impact analysis for others; conducting technical project studies and providing accompanying documentation therefor, namely, conducting feasibility studies in the field of geoengineering works; technical project studies, namely, conducting feasibility studies of underground storage sites and disposals in abandoned deposits; technical analysis of hydro- and thermodynamic environments in pore storage sites to determine how to reduce the impact on the environment; technical project studies, namely, conducting feasibility studies in the fields of waste water, drilling fluid and other cavern waste fluid or cavern storage waste sites; and hydrogeological projects, namely, evaluation of surface and ground water ability and abstraction, and water quality and quantity control, including waste reservoirs; technical project studies, namely, conducting feasibility studies of waste water, cavern waste fluids and cavern storage waste deposits; technical development of new technology for others to operate brine facilities and technical monitoring of brine facilities; developing measuring and testing procedures for others in the fields of underground storage and disposal technique; technical project studies, namely, conducting feasibility studies in the fields of drilling for raw material exploration, namely, drilling for geothermal purposes