Pump winding - Hydrogen engineering office - Mechanical engineering office - Methods office / Industrialization - Co-development of products - gas block) design and manufacturing - Geared pumps design and manufacturing - Essais mécaniques et de fatigue (usage interne) - Mechanical manufacturing around electronics - Industrial fluids - Steel casting - Cast iron foundry - Die casting - General precision mechanics - Prototypes (design) - Prototypes (manufacturing) - Qualification of manufacturing processes - External cynlindrical grinding - Internal cylindrical grinding - Radius cylindrical grinding - Gear grinding and toothing - Pumps repair - Geared pumps repair - Decarbonisation solutions - Air pressure test - Lubrication system