Patent · US Active

Heap leaching

US10526685B2 · kind B2 · utility

2Cited by

9References

23Claims

0Family size

Assignee

TECHNOLOGICAL RESOURCES PTY LIMITED · AU

Inventors

Paul Leslie Brown · Kiama, AU
Ralph Peter Hackl · Vancouver, CA
Stephen Charles Grocott · Calle de la Era, AU

Key dates

Filing date	Oct 8, 2018
Grant date	Jan 7, 2020
Priority date	—
Expiry date	Oct 8, 2038

Classification

Technology area (CPC Y)Emerging Cross-Sectional Technologies
CPC primaryY02P10/20
WIPO fieldMaterials, metallurgy
WIPO sectorChemistry

Abstract

A method of leaching chalcopyrite ores includes the steps of forming agglomerates of fragments of chalcopyrite ores and silver and leaching the agglomerates with suitable leach liquor.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.