Patent 2017213591

IMPROVEMENTS IN RECOVERY OF METALS FROM ORES

Abstract

ABSTRACT The invention relates to a cyanide-free and mercury-free aqueous process for recovery of one or more desired metals, including precious metals and other metals from an ore utilising an aqueous oxidizing solution, and a process for using said aqueous oxidizing solution comprising: a pH of less than 0.7: at least one strong acid; between 0.04% and 0.42% weight/volume of persulphate anions; 0.03% to 0.1% weight/volume of hydrogen peroxide; and between 0.3 and 2 mg/L of ozone.

Information

Australian application number
2017213591
Country
NZ
Status
Filed
Type
Standard
Applicant
Novel Mining Limited, LTD (NZ)
Application year
2017

International Patent Classification (IPC) codes

Links

ID Relationship
2012321049 Divisional parent