Effectiveness of Eco-Foundry's technologies

The effectiveness of Eco-Foundry's technologies have been field tested and proven, with numerous case studies clearly demonstrating the successful bioremediation of even the most severely contaminated sites.

BLUE HAWK MINE

Kelowna, BC, Canada

Type of contaminant

Settling pond contaminated with Arsenic Trioxide

Size of the Project

800,000 metric tons

Type of treatment

Phase one: Aerobic treatment
Phase two: Biochemical fixation with Peroxidase Enzymes

Hydraulic residence time

85 days

The Results

Settling pond contaminated with Arsenic Trioxide

Contaminant
Arsenic Troxide
Before Treatment
56 ppm
After Treatment
<0.007 ppb

KEMESS MINE

Thutade Lake, BC, Canada

Type of contaminant

Contaminated Soils with Arsenic Trioxide

Size of the Project

350 m3

Type of treatment

Phase one: Bioleaching of Arsenic
Phase two: Biochemical fixation & biofiltration

Hydraulic residence time

95 days

The Results

Settling pond contaminated with Arsenic Trioxide

Contaminant
Arsenic Troxide
Before Treatment
71 ppm
After Treatment
0.003 ppb

DOYON MINE

Malartic, Québec, Canada

Type of contaminant

Contaminated groundwater with Arsenic Trioxide

Size of the Project

50 m3

Type of treatment

Phase one: Injection & Extraction well
Phase two: Fixed bed biofiltration

Hydraulic residence time

29 days

The Results

Contaminated groundwater with Arsenic Trioxide

Contaminant
Arsenic Troxide
Before Treatment
126 ppm
After Treatment
0.010 ppb

MA'Aden Gold and Minerals

Mahd, Saudi Arabia

Type of contaminants
(Before treatment)

Stock of ORE containing 4.6 g/T of gold and 11.2 g/T of silver contamination:
• Arsenic Trioxide: 33 ppm
• Mercury: 6 ppm
• Selenium: 23 ppm

Size of the Project

50 m3

Type of treatment

Phase One: Leachate of heavy metals
Phase Two: Biochemical fixation
Phase Three: Fixed bed biofiltration

After treatment

Final concentration of heavy metals:
● Arsenic: 0.006 ppb
● Mercury: 0.009 ppb
● Selenium: 0.0001 ppb