FI (list display)

  • B21B9/00
  • Measures for carrying out rolling operations under special conditions, e.g. in vacuum or inert atmosphere to prevent oxidation of work; Special measures for removing fumes from rolling mills HB CC 4E002
  • B21B9/00@A
  • Prevention of pollution HB CC 4E002
  • B21B9/00@Z
  • Others HB CC 4E002
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