Patent · US Expired

Method for initiating heap bioleaching of sulfidic ores

US6207443A · kind A · utility

10Cited by
19References
20Claims
0Family size

Assignee

Inventor

Key dates

Filing dateMar 2, 1998
Grant dateMar 27, 2001
Priority date
Expiry dateMar 2, 2018

Classification

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

Abstract

The process of the present invention "jump starts" heap biooxidation of sulfides by incorporating a previously biooxidized material into the heap. The process can be used to recover precious and/or base metals from sulfidic ores and concentrate.

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