Assertion: pressure leaching | /r/HasProperty | recovered by exchange
Facets:
value: with na amalgam
type: OTHER
value: from the leach solution
type: OTHER
Source sentences:
text: Pressure leaching has been applied to cassiterite concentrates using Na 2 S and NaOH solution at 4000C Tin is recovered from the leach solution by exchange with Na amalgam whereby Sn enters the amalgam phase and sodium sulphide is regenerated.