Eurostat, Luxembourg. 84569930 (01/1996-12/2006) Machine tools for stripping or cleaning semiconductor wafers by electro-chemical processes or electron beam, ion beam or plasma arc processes: CN 84569930 /Exports /Unit = Quantities in tons /Partner: Sweden /Reporter: European Union /84569930:Machine Tools for Stripping or Cleaning Semiconductor Wafers by Electro-chemical Processes or Electron Beam, ion Beam or Plasma arc Processes.