Construction, installation, repair and maintenance of gas supply systems and gas distribution systems, gas apparatus and structural gas technology components for gas-powered apparatus of all kinds and of gas storage containers, gas tanks and bottle storage places; construction, installation, repair and maintenance of petrochemical/chemical, pharmaceutical and environmental installations and apparatus, including of industrial refrigerating and freezing installations and cryogenic apparatus; construction services relating to the installation of large industrial apparatus and industrial installations, in particular in the field of gas technology, petrochemicals, pharmaceuticals and environmental technology; repair and maintenance of gas supply and gas distribution stations and supply lines.;
Engineering for use in hydrogen technology and service station technology relating to hydrogen, in particular planning and consultancy therefor; conducting of technical feasibility studies, analyses and evaluations relating to hydrogen technology; engineering in connection with the supply (delivery, production, distribution, storage) of technical and medical gases to factories, businesses and institutions; safety testing and monitoring, in particular remote monitoring, of gas production and gas supply systems, gas technology apparatus, and of structural gas technology components for use in gas-powered apparatus and of gas storage apparatus; safety testing of petrochemical/chemical, pharmaceutical and environmental installations and apparatus, including industrial refrigerating and freezing installations and cryogenic apparatus; safety testing relating to gas supply and gas distribution stations and supply lines; engineering services in the field of chemistry/petrochemistry, cryogenic, process, environment and energy technology; technological consultancy services relating to the use, treatment and generation of gases, gas liquefaction and cryogenics (deep-freezing technology), refrigerating and freezing technology, exhaust gas, waste water and waste technology; technical planning and design, basic and detailed engineering (design), functional testing and scientific experiments relating to apparatus and instruments used in gas technology, deep-freeze technology (cryogenics), chemistry, petrochemicals, pharmaceuticals and environmental protection apparatus, refrigerating and freezing apparatus, heating apparatus, heat treatment apparatus and melting apparatus.;