Evaluation for the options of production process modernisation on the example of the sodium chromate process

Autor Kowalski, Zygmunt, Mazanek, Czesław
Zdroj: 1. New trends in mineral processing IV, part II 1. Ostrava : Vysoká škola báňská - Technická univerzita, 2001 1. 80-7078-886-0 1. S. 457-467

Legal aspects of sewage sludge management in Europe

Autor Przewrocki, Piotr, Góralczyk, Malgorzata, Kowalski, Zygmunt
Zdroj: 1. 7th Conference on environment and mineral processing, part II 1. Ostrava : Vysoká škola báňská - Technická univerzita, 2003 1. 8024802481 1. S. 211-219

Estimation of the influence on natural environment of the different variants of the sodium chromate production process with chromic waste utilisation

Autor Gollinger-Tarajko, Marta, Kowalski, Zygmunt, Mazanek, Czesław
Zdroj: 1. 5th Conference on environment and mineral processing, part I 1. Ostrava : Vysoká škola báňská - Technická univerzita, 2000 1. 8070787651 1. S. 85-91

The abilities of management of manure from animal farm

Autor Gorazda, Katarzyna, Kowalski, Zygmunt, Krupa, Kinga, Wzorek, Zbigniew
Zdroj: 1. 7th Conference on environment and mineral processing, part I 1. Ostrava : Vysoká škola báňská - Technická univerzita, 2003 1. 80-248-0247-3 1. S. 167-170

The trends of management of by-products from animal farms

Autor Gorazda, Katarzyna, Kowalski, Zygmunt, Wilkosz, Agnieszka, Wzorek, Zbigniew
Zdroj: 1. 7th Conference on environment and mineral processing, part I 1. Ostrava : Vysoká škola báňská - Technická univerzita, 2003 1. 80-248-0247-3 1. S. 305-309

Thermal sewage sludge utilisation with phosphorous recovery

Autor Kowalski, Zygmunt, Fečko, Peter, Wzorek, Zbigniew, Kulczycka, Joanna, Koneczny, Karol, Tora, Barbara
Zdroj: 1. 7th Conference on environment and mineral processing, part II 1. Ostrava : Vysoká škola báňská - Technická univerzita, 2003 1. 8024802481 1. S. 137-142