Fracturing Overview

landman.org

Fracturing Overview

2012 AAPL

Santa Fe Land Institute

W E L L

S E R V I C E S

Fracturing Overview

September 17 2012, La Posada de Santa Fe Resort & Spa

Janz Rondon

Schlumberger


Outline

• History of Hydraulic Fracturing

• Oilfield development process

• Understanding Hydraulic Fracturing

• How is hydraulic Fracturing done

• Reservoir Understanding

• Engineering behind Hydraulic Fracturing

• Evolution of the Industry shifting to Unconventional Resources

• Challenges and opportunities for future development

• Completions and hydraulic fracturing examples

• Most Recent Technology

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History of Hydraulic Fracturing

1950

1947 First hydraulic fracturing job

1960

1970

1980

1990

1968 Borate crosslinked fluids

1977 High-strength ceramic proppants

1985 Introduction of POD blender

1988 Encapsulated breakers

1990 Fiber based flowback control

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2000

2010

2001 Micro-seismic used to monitor frac jobs

2003 Horizontal well, multistage fractures

2005 Fiber based proppant transport

2010 HiWAY* Flow-Channel Fracturing


Oilfield Development Process

• Industry Overview

• Development cycle of an oilfield

• Development process of a well

• Where does Hydraulic Fracturing fit

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Development Cycle

Exploration

1 well Pads

Earning Leases

Delineation

2-5 well Pads

Development

5-11 well Pads

Rig Progression

Conventional Rig – single wells

Convention Rig – Drag or skid rails

Convention Rig – Skid or Walk

High Efficiency Rigs – Bi-lateral Skidding

Purpose Built

Efficiency

10-22 well Pads

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•Lower Well Cost

•Higher Resource Certainty


Understanding Hydraulic Fracturing

• What is Hydraulic Fracturing

• Why is Hydraulic Fracturing Used

• Materials and fluid

• Equipment

• People involved in Hydraulic Fracturing

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How is Hydraulic Fracturing Done

• Hydraulic fracturing animation

• Surface execution

• Downhole explanation

• Examples

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Reservoir Understanding

• Type of reservoirs

• Geologies

• Oil and gas reservoirs

• Vertical completions

• Horizontal completions

• Typical hydraulic fracturing examples for different reservoirs

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Engineering Behind Hydraulic Fracturing

Fracturing design methodology

• Fractures orientation and geometry

• Chemistry

• Mechanics

• Hydraulic of the reservoir

• Completions systems

• Computer Modeling

• Evaluation

• Examples

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Evolution of the Industry shifting to

Unconventional Resources

• Why is the industry shifting towards unconventional

reservoirs

• Unconventional reservoirs are transforming the

industry and hydraulic fracturing

• Multistage Hydraulic fracturing the key to success

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Challenges and Opportunities for future

Development

• Limitations

• Environmental Initiatives

• Technical challenges

• Operational challenges

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Completions and Hydraulic Fracturing

Examples

• Completions and hydraulic fracturing examples basins

in North America

– Bakken

– Eagle Ford

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New Technology

• Reservoir understanding with use of technology

• Multistage hydraulic fracturing

• Channel hydraulic fracturing

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Thank you

Schlumberger Private

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