1
Chemicals used in industry and science, except methamphetamine; industrial gases, in particular with a base of natural gas; synthetic gas from natural gas, hydrogen from natural gas; hydrogen; products manufactured using hydrogen
4
Fuels
11
Apparatus, devices and installations for producing industrial gases, in particular with a base of natural gas, and products from industrial gases, using thermal processes; apparatus, devices and installations for producing synthetic gas from natural gas and products from synthetic gas, using thermal processes; apparatus, devices and installations for producing hydrogen from natural gas and products manufactured using hydrogen by means of thermal processes
37
Construction, installation, assembly and maintenance of industrial installations
42
Research and development in the field of chemistry, other than in connection with, or using, methamphetamine, in particular in the field of the manufacture of industrial gases and products from industrial gases; research and development in the field of the production of synthetic gas and products from synthetic gas; research and development in the field of chemistry, in particular in the field of the production of hydrogen from methanol and products manufactured using hydrogen; engineering services; design, commissioning of industrial installations; development, planning, construction (drafting) and design of installations, apparatus and processes in the field of analytics and synthesis, and consultancy relating thereto, in particular in the field of the production of industrial gases, including synthetic gases from natural gas and products from industrial gases, including synthetic gases, in particular in the field of the production of hydrogen from natural gas and products manufactured using hydrogen; conducting and evaluating of chemical analyses, other than in connection with, or using, methamphetamine, conducting and evaluating of chemical syntheses, other than in connection with, or using, methamphetamine; surveying