Nitrogen Foam Nitrogen Foam Fracturing in the Fracturing in the Hugoton Gas FieldHugoton Gas Field

Marietta CollegeMarietta College

Dept. of Petroleum Engineering and GeologyDept. of Petroleum Engineering and Geology

ENGL 406ENGL 406

Project 4: ProposalProject 4: Proposal

March 16, 2005March 16, 2005

IntroductionIntroduction

LocationLocation Properties of Hugoton formationProperties of Hugoton formation

ProblemProblem

Production declineProduction decline Reasons for declineReasons for decline

0

50

100

150

200

250

300

350

400

450

500

1984

1986

1988

1990

1992

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1996

1998

2000

2002

2004

Year

Gas

Pro

du

ctio

n, B

cf

Nitrogen Foam TheoryNitrogen Foam Theory

How is foam formed?How is foam formed?

Advantages of nitrogen foamAdvantages of nitrogen foam Low fluid lossLow fluid loss Excellent proppant-suspending propertiesExcellent proppant-suspending properties High fluid recoveryHigh fluid recovery

Foam Fracturing ProcessFoam Fracturing Process

1.1. PadPad

2.2. SlurrySlurry

3.3. FlushFlush

CostsCosts

Factors in cost of fracture treatmentFactors in cost of fracture treatment

HorsepowerHorsepower

Chemicals and materialsChemicals and materials ProppantProppant Water chemicals, i.e. biocide, breakersWater chemicals, i.e. biocide, breakers

Nitrogen servicesNitrogen services

Rig timeRig time

Costs (cont.)Costs (cont.)

Cost AnalysisCost Analysis

Table 1: Cost Summary of a Halliburton fracture treatment in Finney County, KS

  Total, $

Fracturing Equipment 18,000.00

Stimulation Chemicals and Materials 11,000.00

Nitrogen Equipment 8,000.00

Rig time (~2 days) 8,000.00

  45,000.00

ConclusionConclusion

SummarySummary

Next StepNext Step

QuestionsQuestions