Terence P. Barry, PhD
Co-Founder and CSO
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Outline
PECO Technology
Problem of Bacteria & Hydraulic
Fracturing
Field Data
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How PECO Works
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How PECO Works
DW36
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Early PECO Prototypes
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Current PECO Prototypes
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Multiple Modes of Action
1. Oxidant Production
2. Direct Photolysis
3. Surface Oxidation
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PECO oxidizes chemicals
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PECO destroys microbial contaminants
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Fracking Fluid
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Bacteria: The Arch-Nemesis of HF Wells
• Sulfate-reducing bacteria (SRB)
• Acid-producing bacteria (APB)
• Formation damage
• H2S
• Corrosion
• Reduce flowback quality
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Current Solution for Removing Bacteria
• Large volumes of biocides
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glutaraldehyde
THPS
bleach
chlorine dioxide
peracetic acid
2,2-dibromo-3-nitrilopropionaide
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Barnett
• SRB - 100% kill
10/22/11
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Permian Basin
• SRB and APB 3-log kill
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Greater Green River, Hanna, Laramie and Wind River Basins
• General Heterotrophic Bacteria (GHB) 3-log kill
• APB 3-log kill
• SRB 5-log kill
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Dr. Terence Barry, CSO
(608) 843-1425
[email protected]
www.aquamost.com
HF Wells in PA
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