ECOVAR

installations for the liquefaction and separation of air or other cases by means of pressure and deep temperatures; installations for the separation [or enrichment] of air [or other gases] with the aid of adsorption agents and semipermeable membranes; installations for the production of hydrogen, [carbon dioxide] and/or carbon monoxide through steam reforming, methanol [or ammonia] decomposition or other processes

installation, assembly, [repair,] maintenance, [service and security check] of installations for the production of nitrogen, oxygen, carbon monoxide and other industrially useable gases for others

design for others of apparatus for the production of nitrogen oxygen, hydrogen, carbon dioxide, carbon monoxide and other gases for use in industry