共 50 条
- [41] Determination of tungsten in low-grade tungsten ores INDUSTRIAL AND ENGINEERING CHEMISTRY-ANALYTICAL EDITION, 1943, 15 : 652 - 654
- [47] FURTHER DEVELOPMENTS IN CHEMICAL TREATMENT OF LOW-GRADE IRON ORES AT APPLEBY-FRODINGHAM JOURNAL OF THE IRON AND STEEL INSTITUTE, 1966, 204 : 1087 - &
- [48] Degree of liberation of minerals in the Alabama low-grade red iron ores after grinding TRANSACTIONS OF THE AMERICAN INSTITUTE OF MINING AND METALLURGICAL ENGINEERS, 1927, 75 : 147 - 160
- [50] BIOEXTRACTION (REDUCTIVE DISSOLUTION) OF IRON FROM LOW-GRADE IRON-ORES - FUNDAMENTAL AND APPLIED STUDIES RECOMBINANT DNA TECHNOLOGY II, 1994, 721 : 440 - 449