Production of pure tantalum and niobium oxides by hydrometallurgical processing of coltan smelter cake from Tanganyika Province/RD Congo using NH4HF2-KOH flux system - Kitungwa, Bertin K.; Yuma, Phalaris M.; Kalena, Mubiayi Pierre; Shengo Michel L.; Ngubeni, Grace; Moloto, Nosipho; Mbayo, Marsi K.; Kyona, Crépin W. (Politechnika Wrocławska, 2024)
Fizykochemiczne Problemy Przeróbki Kopalin (1967-1976)
Physicochemical Problems of Mineral Processing ISSN 1643-1049 (od 2000)
Fizykochemiczne Problemy Mineralurgii ISSN 0137-1282 (1977-1999)
Keywords: Molten Coltan ore; ammonium bifluoride; potassium hydroxide; hydrometallurgical recovery of Ta; hydrometallurgical recovery of Nb; species identification