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Swiss federal authorities
  • 19.10.1 Coke and semi-coke of coal, of lignite or of peat; retort carbon
  • 19.10.10 Coke and semi-coke of coal, of lignite or of peat; retort carbon
  • 19.10.2 Tar distilled from coal, lignite or peat; other mineral tars
  • 19.10.20 Tar distilled from coal, lignite or peat; other mineral tars
  • 19.10.3 Pitch and pitch coke
  • 19.10.30 Pitch and pitch coke
  • 19.10.9 Sub-contracted operations as part of manufacturing of coke oven products
  • 19.10.99 Sub-contracted operations as part of manufacturing of coke oven products