Die mechanische Aufbereitung der Braunkohle /

類似資料

• Braunkohle.
  出版事項: (1972)
• Coal preparation review /
  出版事項: (1974)
• Coal preparation.
  出版事項: (1968)
• A new, cheape and delicate fire of cole-Balles, wherin seacole is by the mixture of other combustible bodies, both sweetened and multiplied.
  著者:: Plat, Hugh, Sir, 1552-1611?
  出版事項: (1972)
• The clean and efficient use of coal and lignite : its role in energy, environment, and life : Hong Kong, 30th November-3rd December 1993 : conference proceedings /
  出版事項: (1994)