Class 039
Transportation & Storage Services
Services for the distribution, transport and storage of fuel, electricity and oil pipeline transport services
Class 040
Treatment & Processing of Materials Services
Waste and garbage recycling services; detritus conversion and processing through mechanical and chemical processes as well as the sorting thereof; mechanical and chemical conversion or processing of all kinds of fluids; water treatment; energy generation
Class 042
Computer & Software Services & Scientific Services
Project engineering services; research and development services in the energy field; technical studies and projects for the design of power plants and the optimization thereof
