共 50 条
- [23] CHANGING FACE OF SWEDEN'S RAW MATERIALS. PPI Pulp and Paper International, 1976, 18 (13): : 41 - 45
- [25] INCREASING THE EFFECTIVENESS OF UTILIZATION OF MAGNESITE RAW MATERIALS. Refractories (English translation of Ogneupory), 1985, 26 (9-10): : 479 - 482
- [26] European prices raw materials. Analytical data Lakokrasochnye Materialy i Ikh Primenenie, 2003, (2-3): : 74 - 76
- [28] Process of for Obtaining Alumina from Nonbauxitic Raw Materials. Metalurgia Bucuresti, 1981, 33 (05): : 254 - 255