Table 4: Ammonia - ammonium carbonate /AAC/ leaching residues collected for further testing in the secondary high-temperature alkaline autoclave leaching trials.
Steelmill Bous Residue after leaching(IGAS) After hand pulverzing and drying (Miskolc)
I.D No. of residues Zn[%] Fe[%] Pb[%] Zn[%] Pb[%]
R14V10.1 17.40 30.40 1.00 8.70 1.78
R14V10.2 13.80 31.30 2.20
R14V10.4 13.70 29.00 2.29
R14V10.5 8.46 32.00 0.87 12.27 2.37
R14V10.6 11.80 33.80 2.40 15.78 1.97