Advanced Mud System Advanced Mud System for for

Microhole Coiled Tubing DrillingMicrohole Coiled Tubing Drilling

16-17 August 200516-17 August 2005

Prepared for:

U. S. Department of Energy-NETLU. S. Department of Energy-NETLMicrohole Technology DevelopmentMicrohole Technology Development

Prepared by:

Bandera Petroleum Exploration LLCBandera Petroleum Exploration LLC IMPACT Technologies LLCIMPACT Technologies LLC

Under Contract:Under Contract:Solicitation No. DE-PS2-03NT15392Solicitation No. DE-PS2-03NT15392Contract No. DE-FC26-04NT15476Contract No. DE-FC26-04NT15476

CFA No. 08025237CFA No. 08025237

Bandera Petroleum Exploration LLCBandera Petroleum Exploration LLCBruce Galbierz, P.E. - Principal InvestigatorBruce Galbierz, P.E. - Principal Investigator

918.747.7771 X105918.747.7771 X105

bruce@banderapetroleum.combruce@banderapetroleum.com

IMPACT Technologies LLCIMPACT Technologies LLCKen Oglesby, P.E.Ken Oglesby, P.E.

918.627.8035918.627.8035

kdo@impact2u.comkdo@impact2u.com

Project ResultsProject Results(Budget Phase 1)(Budget Phase 1)

Defined Mud Types and Properties suitable for Defined Mud Types and Properties suitable for MHTMHTDefined Hydraulics Geometries and Conditions Defined Hydraulics Geometries and Conditions for MHT - Set envelope of operating parametersfor MHT - Set envelope of operating parametersDeveloped Abrasive Slurry Jet (ASJ) Drilling Developed Abrasive Slurry Jet (ASJ) Drilling SystemSystemEvaluated and Identified Pumps suitable for Evaluated and Identified Pumps suitable for MHT and ASJMHT and ASJEvaluated and Identified Mud Processing Evaluated and Identified Mud Processing Equipment suitable for MHT and ASJEquipment suitable for MHT and ASJExplored non-traditional components and Explored non-traditional components and methods for the Mud Systemmethods for the Mud System

and

Well

control

MHT Mud System SpecificationsMHT Mud System Specifications

Hole Specs: 3.5” hole; 5000’ TVD; 1000’ lateralHole Specs: 3.5” hole; 5000’ TVD; 1000’ lateral Pump Flow Rate and Pressure Specs:Pump Flow Rate and Pressure Specs:

300 gpm @ 1000 psi; 10 gpm @ 5000 psi300 gpm @ 1000 psi; 10 gpm @ 5000 psi

Flow Back Processing Specifications:Flow Back Processing Specifications:500 gpm water based, oil based and gasified fluids500 gpm water based, oil based and gasified fluids

Other Parameters: Other Parameters: Mix, circulate, clean and store 200 bbls water / diesel mudsMix, circulate, clean and store 200 bbls water / diesel muds Mud- types/functionMud- types/function Zero Discharge – “no fluids hit the ground” and Zero Discharge – “no fluids hit the ground” and

““solids / liquids can be hauled”solids / liquids can be hauled” HSE ConsiderationsHSE Considerations

MHT Total Operating Range

0

1000

2000

3000

4000

5000

6000

0 50 100 150 200 250 300 350

Flow Rate

Pres

sure

ASJ

MHTSlimhole orSurface Hole

Pump Performance

0

5000

10000

15000

20000

25000

30000

0 500 1000 1500 2000 2500 3000

Flow Rate

Pres

sure

Kerr

Tulsa Triplex

GardnerDenver

National

MHTOperatingRange

Kemtron

KTL48

Dual shaker

Dual cones

Mud System Evolving Technologies

• Abrasive Slurry Jetting - ASJ• High Pressure Slurry Pump• Modular non-steel tank & piping• Composite Coiled Tubing• Sintered Carbide Surfacing• Grind, Slurry & re-inject fluids & cuttings• Clear water only discharge• GLCC plus• Horiz Directional Drilling/ Trenchless• Ground TPO Liner

Results and DiscussionResults and Discussion

Pumps EvaluatedPumps EvaluatedKerr 3500 seriesKerr 3500 series

National JWS185National JWS185

Gardner Denver TEE seriesGardner Denver TEE series

Tulsa Triplex TT seriesTulsa Triplex TT series