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

The quality improvement of non-metallic raw materials by bioleaching

by Štyriaková, Iveta, Bekéniová, Alexandra, Štyriaková, Darina
Source: 1. Mineralia slovaca 1. Roč. 49, č. 2 (2017), s. 177-184 1. 0369-2086