NATIONAL TECHNICAL UNIVERSITY OF ATHENS
SCHOOL OF MINING AND METALLURGICAL ENGINEERING
Section of Metallurgy and Materials Technology
Laboratory of Metallurgy
 
HYDROMETALLURGY UNIT

 
 

Patents of the Members of the Hydrometallurgy Unit

  1. Agatzini S., Karidakis T. “Production of a magnesium hydroxide- containing mixture suitable for use as a filler in polymers and as an additive in cement”. Greek patent no 1003693 (2000).
     

  2. Agatzini-Leonardou S., Oustadakis P., and Zafiratos J., “Process for the removal of aluminium and/or chromium from nickel and/or cobalt sulphate solutions at atmospheric pressure.” Greek patent no 1003419 (1999).
     

  3. Agatzini-Leonardou S., Dimaki D., “Method for extraction of nickel and/or cobalt from nickel and/or cobalt oxide ores by heap leaching with a dilute sulphuric acid solution, prepared from sea water, at ambient temperature.” Greek patent no 1003569 (2000).
     

  4. Agatzini S. and Dimaki D., “Nickel and cobalt recovery from low-grade nickel oxide ores by the technique of heap leaching using dilute sulphuric acid at ambient temperature”. Greek patent no 1001555 (1991).