New trends in coal preparation technologies and equipment proceedings of the 12th international coal preparation congress; Cracow, Poland, May 23-27, 1994.
| Korporativní autor: | |
|---|---|
| Médium: | Kniha | 
| Jazyk: | English | 
| Vydáno: | Australia
          Gordon & Breach
    
        c1996. | 
| Témata: | 


