Chromium and dolomite removal from rotary filter cake in chrome chemical industries

by Najafpour, Ghasem D., Rezaci, Samad
Source: 1. 5th Conference on environment and mineral processing, part II 1. Ostrava : Vysoká škola báňská - Technická univerzita, 2000 1. 807078766X 1. S. 669-675

Improvement of technological process of quartz sand and feldspar production

by Najafpour, Ghasem D., Rezaci, Samad
Source: 1. 5th Conference on environment and mineral processing, part II 1. Ostrava : Vysoká škola báňská - Technická univerzita, 2000 1. 807078766X 1. S. 677-680

Biodesulfurization of Malaysian coals using mixed microbial cultures in batch and continuous processes

by Najafpour, Ghasem D., Azizan, A., Harun, A.
Source: 1. New trends in mineral processing IV, part I 1. Ostrava : Vysoká škola báňská - Technická univerzita, 2001 1. 80-7078-885-2 1. S. 289-296