Machines and machine tools; motors and engines (except for land vehicles); couplings and transmission components (except for land vehicles); heat exchangers (machine components); steam engines; steam boilers for generation of steam (machine components); steam condensers (except machine components); condenser (steam) machine components; pumps (machine or engine components); pumps for heat installations; ship pumps

Apparatus for heating, steam generation, cooling, drying, ventilation and water supply, and for sanitary purposes; heat exchangers (except machine components); heat exchangers (except machine components) for removal of condensed water; steam boilers for generation of steam (except machine components); steam generator installations; condenser for cooling agents; evaporators (evaporation apparatus); industrial waste water purification plant; apparatus for treatment and purification of wastewater; distillation apparatus; water heating units; heat pumps; district heating pipes