Eurostat, Luxembourg. 81129131 (01/1988-12/2001) Unwrought niobium `columbium` and rhenium, niobium `columbium` and rhenium powders: KN 81129131 /Exporte /Einheit = Werte in 1000 Euro /Partnerland: Japan /Meldeland: Europäische Union /81129131:Niob 'columbium', Rhenium, in Rohform; Pulver aus Niob 'columbium' Oder Rhenium.