AquaConTM Selective Permeability Modifier For Water Control

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AquaConTMSelective Permeability ModifierFor
Water Control Production Enhancement

• BJ Services Company

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AquaConTM

• Newest BJS Relative Permeability Modifier (RPM)
• Proprietary technology
• Exclusive to BJ Services

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AquaConTM Unique Features

• Effective in both sandstones and carbonates
• Substantially reduces matrix water flow without
  reducing oil or gas flow
• Compatible with high salinity brines and divalent
  ions (e.g., Ca2)

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AquaConTM Multiple Treatment Applications

• Oil and gas wells
• Water flood injection profile modification
• ConformStim
• ConformFrac (fluid efficiency enhancement)
• ConformAcid (diversion and water control)

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AquaConTMLaboratory Core Flow Test Results
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AquaConTM Core Test EvaluationLow Permeability
Carbonate Application5 gpt AquaCon at 150 0F
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AquaConTM Core Test EvaluationGas Well Treatment
Application

• Perm before Perm after
• Fluid treatment (mD) treatment (mD)
• 2 KCl 2.6 0
• Gas 16.0 10.1
• 2 KCl 2.2 0 (0.078 )
• 6 AquaCon
• after extended flow at high dP (80 psi)

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AquaConTM in Spectra Frac G 4000 Leak-off Test
Evaluation
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AquaConTMField Treatment Results
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AquaConTM Matrix Treatment ResultsOffshore West
Africa Sandstone (k 500-700 md)

• Well 1 (3 AquaCon)
• Water Rate Oil Rate Water cut
  Choke
• Before 797 bwpd 100 bopd 89
  Open
• After 1 mo 277 108 72 26/64
• Well 2 (3 6 AquaCon)
• Water Rate Oil Rate Water cut
  Choke
• Before 2041 bwpd 305 bopd 87
  Open
• After 2.5 mo 1533 567 73 Open

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AquaConTM Matrix Treatment ResultsOnshore
Indonesia (k 940 md)

• Water Rate Oil Rate Water
  cut Pump
• Before 1032 bwpd 66 bopd 94
  DN-450
• After 1 week 718 98 88 DN-750
• After 5 weeks 557 287 66
• After 7 weeks 372 436 46
• After 12 weeks 444 364 55
• Treatment 6 AquaCon
• Temperature 200 0F
• Perforated interval 20 ft
• Treatment radius 7 ft

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Thank You!Questions?
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