Utilization of waste gypsum in fertilizer production
Malinowski, Przemysław, Borowik, Mieczysław, Wantuch, Wiesław, Urbańczyk, Leszek, Dawidowicz, Michał, Biskupski, Andrzej
Production of compound mineral fertilizers as a method of utilization of waste products in chemical company Alwernia S.A.
Malinowski, Przemysław, Olech, Mirosław, Sas, Józef, Wantuch, Wiesław, Biskupski, Andrzej, Urbańczyk, Leszek, Borowik, Mieczysław, Kotowicz, Jerzy