F. Vranka

Optimization of Technologies For Processing of the Polymetallic Nodules

F. Vranka, 2001 .

Separation of copper and cobalt–nickel sulphide concentrates during processing of manganese deep ocean nodules

F. Vranka, J. Jandová, K. Lisá, 2005 .

Leaching of manganese deep ocean nodules in FeSO4–H2SO4–H2O solutions

F. Vranka, J. Jandová, K. Lisá, 2005 .