共 50 条
- [23] On Frequent Elements in Coals. Erdoel und Kohle, Erdgas, Petrochemie vereinigt mit Brennstoff-Chemie, 1982, 35 (04): : 163 - 170
- [24] WASHABILITY OF AUSTRALIAN COALS. Proceedings - Australasian Institute of Mining and Metallurgy, 1979, (270): : 47 - 53
- [25] PIPELINING COKING COALS. BHP Technical Bulletin (Broken Hill Proprietary), 1977, 21 (02): : 2 - 7