![Page 1: Advanced High-Pressure Coiled- tubing Drilling · PDF fileAdvanced High-Pressure Coiled-tubing Drilling System ... Fig. 7-2 Fatigue Life of 1-1/2” Coiled Tubing (R. Stanley, 2000)](https://reader034.vdocuments.us/reader034/viewer/2022050917/5aa659147f8b9a185d8e8376/html5/thumbnails/1.jpg)
© 2007 1
Advanced High-Pressure Coiled-tubing Drilling System
Dr. William C. Maurer
JUNE 1, 2007
![Page 2: Advanced High-Pressure Coiled- tubing Drilling · PDF fileAdvanced High-Pressure Coiled-tubing Drilling System ... Fig. 7-2 Fatigue Life of 1-1/2” Coiled Tubing (R. Stanley, 2000)](https://reader034.vdocuments.us/reader034/viewer/2022050917/5aa659147f8b9a185d8e8376/html5/thumbnails/2.jpg)
© 2007 2
![Page 3: Advanced High-Pressure Coiled- tubing Drilling · PDF fileAdvanced High-Pressure Coiled-tubing Drilling System ... Fig. 7-2 Fatigue Life of 1-1/2” Coiled Tubing (R. Stanley, 2000)](https://reader034.vdocuments.us/reader034/viewer/2022050917/5aa659147f8b9a185d8e8376/html5/thumbnails/3.jpg)
© 2007 3
Project Objective
To develop a high-pressure jet assisted drilling system that uses coiled tubing to convey the fluid to the bit and motor avoiding the problems of leaks that occurs with jointed pipe.
![Page 4: Advanced High-Pressure Coiled- tubing Drilling · PDF fileAdvanced High-Pressure Coiled-tubing Drilling System ... Fig. 7-2 Fatigue Life of 1-1/2” Coiled Tubing (R. Stanley, 2000)](https://reader034.vdocuments.us/reader034/viewer/2022050917/5aa659147f8b9a185d8e8376/html5/thumbnails/4.jpg)
© 2007 4
Project Structure
Phase I – Feasibility study
Phase II – Development of high-pressure motors, bits and other critical components.
Phase III – Field testing and commercialization
![Page 5: Advanced High-Pressure Coiled- tubing Drilling · PDF fileAdvanced High-Pressure Coiled-tubing Drilling System ... Fig. 7-2 Fatigue Life of 1-1/2” Coiled Tubing (R. Stanley, 2000)](https://reader034.vdocuments.us/reader034/viewer/2022050917/5aa659147f8b9a185d8e8376/html5/thumbnails/5.jpg)
© 2007 5
Phase I & II Results
![Page 6: Advanced High-Pressure Coiled- tubing Drilling · PDF fileAdvanced High-Pressure Coiled-tubing Drilling System ... Fig. 7-2 Fatigue Life of 1-1/2” Coiled Tubing (R. Stanley, 2000)](https://reader034.vdocuments.us/reader034/viewer/2022050917/5aa659147f8b9a185d8e8376/html5/thumbnails/6.jpg)
© 2007 6
Coiled-Tubing
Confirmed feasibility of coiled-tubing system
Calculated fatigue life of coiled tubing
Developed improved tubing (QT1200)
![Page 7: Advanced High-Pressure Coiled- tubing Drilling · PDF fileAdvanced High-Pressure Coiled-tubing Drilling System ... Fig. 7-2 Fatigue Life of 1-1/2” Coiled Tubing (R. Stanley, 2000)](https://reader034.vdocuments.us/reader034/viewer/2022050917/5aa659147f8b9a185d8e8376/html5/thumbnails/7.jpg)
© 2007 7
Coiled Tubing Burst Pressure (100,000 psi yield)
CT Diameter (in.)
1.00
1.25
1.50
1.75
2.00
2.375
2.875
3.500
Wall Thk. (in.)
0.109
0.156
0.175
0.188
0.203
0.203
0.203
0.203
Burst Pressure (psi)
20,800
24,160
22,670
20,910
19,800
16,670
13,770
11,310
![Page 8: Advanced High-Pressure Coiled- tubing Drilling · PDF fileAdvanced High-Pressure Coiled-tubing Drilling System ... Fig. 7-2 Fatigue Life of 1-1/2” Coiled Tubing (R. Stanley, 2000)](https://reader034.vdocuments.us/reader034/viewer/2022050917/5aa659147f8b9a185d8e8376/html5/thumbnails/8.jpg)
© 2007 8
0
10000
20000
30000
40000
QT-1000 Incoloy-625 Composite
Bu
rst
Pre
ssu
re (
psi
) CT Burst Pressure
2.00 inch OD
![Page 9: Advanced High-Pressure Coiled- tubing Drilling · PDF fileAdvanced High-Pressure Coiled-tubing Drilling System ... Fig. 7-2 Fatigue Life of 1-1/2” Coiled Tubing (R. Stanley, 2000)](https://reader034.vdocuments.us/reader034/viewer/2022050917/5aa659147f8b9a185d8e8376/html5/thumbnails/9.jpg)
© 2007 9
0
50
100
150
200
6,000 9,000 12,000
1.75"
2.00"
CT FATIGUE LIFE
Fati
gu
e L
ife
(tri
ps)
Internal Pressure (psi)
QT-1000
(based on MEI CTLIFE model)
![Page 10: Advanced High-Pressure Coiled- tubing Drilling · PDF fileAdvanced High-Pressure Coiled-tubing Drilling System ... Fig. 7-2 Fatigue Life of 1-1/2” Coiled Tubing (R. Stanley, 2000)](https://reader034.vdocuments.us/reader034/viewer/2022050917/5aa659147f8b9a185d8e8376/html5/thumbnails/10.jpg)
© 2007 10
Fatigue Test Machine
Hydraulic
Actuator
Curved Bending Form
Pump
Straight
Bending Form
CT Sample
Pressure Controller
![Page 11: Advanced High-Pressure Coiled- tubing Drilling · PDF fileAdvanced High-Pressure Coiled-tubing Drilling System ... Fig. 7-2 Fatigue Life of 1-1/2” Coiled Tubing (R. Stanley, 2000)](https://reader034.vdocuments.us/reader034/viewer/2022050917/5aa659147f8b9a185d8e8376/html5/thumbnails/11.jpg)
© 2007 11
Fig. 7-2 Fatigue Life of 1-1/2” Coiled Tubing (R. Stanley, 2000)
0
50
100
150
200
250
300
350
400
450
500
1000 2000 3000 4000 5000 6000 7000 8000 9000 10000 11000 12000 13000 14000
Internal Test Pressure (psi)
Fa
tig
ue
Lif
e (
cyc
les
)
Actual Cycles for QT-1200
Model Cycles for QT-1000
Model Cycles for QT-800
(0.156” Wall)
Tubing Fatigue Tests
![Page 12: Advanced High-Pressure Coiled- tubing Drilling · PDF fileAdvanced High-Pressure Coiled-tubing Drilling System ... Fig. 7-2 Fatigue Life of 1-1/2” Coiled Tubing (R. Stanley, 2000)](https://reader034.vdocuments.us/reader034/viewer/2022050917/5aa659147f8b9a185d8e8376/html5/thumbnails/12.jpg)
© 2007 12
High-Pressure Motor
Designed HP power section
Developed labyrinth seal
Proved Diamond bearing technology
Laboratory tested motor
Manufactured HP PDC bits
![Page 13: Advanced High-Pressure Coiled- tubing Drilling · PDF fileAdvanced High-Pressure Coiled-tubing Drilling System ... Fig. 7-2 Fatigue Life of 1-1/2” Coiled Tubing (R. Stanley, 2000)](https://reader034.vdocuments.us/reader034/viewer/2022050917/5aa659147f8b9a185d8e8376/html5/thumbnails/13.jpg)
© 2007 13
Motor Labyrinth Seals
Upper Restrictor 5”
5”
Fluid Flow
Lower Restrictor
Shaft Housing
}
}
![Page 14: Advanced High-Pressure Coiled- tubing Drilling · PDF fileAdvanced High-Pressure Coiled-tubing Drilling System ... Fig. 7-2 Fatigue Life of 1-1/2” Coiled Tubing (R. Stanley, 2000)](https://reader034.vdocuments.us/reader034/viewer/2022050917/5aa659147f8b9a185d8e8376/html5/thumbnails/14.jpg)
© 2007 14
Motor Labyrinth Leakage
8.1
12.1
0
2
4
6
8
10
12
14
16
0.004" 0.006"Leakage Clearance (w)
Flo
w R
ate
(g
pm
)
w Four 5” Labyrinths 10,000 psi
![Page 15: Advanced High-Pressure Coiled- tubing Drilling · PDF fileAdvanced High-Pressure Coiled-tubing Drilling System ... Fig. 7-2 Fatigue Life of 1-1/2” Coiled Tubing (R. Stanley, 2000)](https://reader034.vdocuments.us/reader034/viewer/2022050917/5aa659147f8b9a185d8e8376/html5/thumbnails/15.jpg)
© 2007 15
Thrust Load on Bearing 10,000 PSI
34,000 lb Force
Seal
Housing
Thrust Bearing
Bit
![Page 16: Advanced High-Pressure Coiled- tubing Drilling · PDF fileAdvanced High-Pressure Coiled-tubing Drilling System ... Fig. 7-2 Fatigue Life of 1-1/2” Coiled Tubing (R. Stanley, 2000)](https://reader034.vdocuments.us/reader034/viewer/2022050917/5aa659147f8b9a185d8e8376/html5/thumbnails/16.jpg)
© 2007 16
Candidate Bearings
Ball Bearing PDC Bearing
![Page 17: Advanced High-Pressure Coiled- tubing Drilling · PDF fileAdvanced High-Pressure Coiled-tubing Drilling System ... Fig. 7-2 Fatigue Life of 1-1/2” Coiled Tubing (R. Stanley, 2000)](https://reader034.vdocuments.us/reader034/viewer/2022050917/5aa659147f8b9a185d8e8376/html5/thumbnails/17.jpg)
© 2007 17
Bearing Load Comparison
5600
16,800
0
5000
10000
15000
20000
Ball Bearing PDC Bearing
Lo
ad
Ca
pa
cit
y
100 Hours @ 300 rpm
![Page 18: Advanced High-Pressure Coiled- tubing Drilling · PDF fileAdvanced High-Pressure Coiled-tubing Drilling System ... Fig. 7-2 Fatigue Life of 1-1/2” Coiled Tubing (R. Stanley, 2000)](https://reader034.vdocuments.us/reader034/viewer/2022050917/5aa659147f8b9a185d8e8376/html5/thumbnails/18.jpg)
© 2007 18
High-Pressure Coiled Tubing
Motor
![Page 19: Advanced High-Pressure Coiled- tubing Drilling · PDF fileAdvanced High-Pressure Coiled-tubing Drilling System ... Fig. 7-2 Fatigue Life of 1-1/2” Coiled Tubing (R. Stanley, 2000)](https://reader034.vdocuments.us/reader034/viewer/2022050917/5aa659147f8b9a185d8e8376/html5/thumbnails/19.jpg)
© 2007 19
![Page 20: Advanced High-Pressure Coiled- tubing Drilling · PDF fileAdvanced High-Pressure Coiled-tubing Drilling System ... Fig. 7-2 Fatigue Life of 1-1/2” Coiled Tubing (R. Stanley, 2000)](https://reader034.vdocuments.us/reader034/viewer/2022050917/5aa659147f8b9a185d8e8376/html5/thumbnails/20.jpg)
© 2007 20
10,000 psi
![Page 21: Advanced High-Pressure Coiled- tubing Drilling · PDF fileAdvanced High-Pressure Coiled-tubing Drilling System ... Fig. 7-2 Fatigue Life of 1-1/2” Coiled Tubing (R. Stanley, 2000)](https://reader034.vdocuments.us/reader034/viewer/2022050917/5aa659147f8b9a185d8e8376/html5/thumbnails/21.jpg)
© 2007 21
![Page 22: Advanced High-Pressure Coiled- tubing Drilling · PDF fileAdvanced High-Pressure Coiled-tubing Drilling System ... Fig. 7-2 Fatigue Life of 1-1/2” Coiled Tubing (R. Stanley, 2000)](https://reader034.vdocuments.us/reader034/viewer/2022050917/5aa659147f8b9a185d8e8376/html5/thumbnails/22.jpg)
© 2007 22
High Pressure Jet-Drilling Rates
0
200
400
600
800
1000
1200
1400
1600
Texas Leander Glacier Pecos
1500
780
255
68 110
120 142
910 (WOB=1000 lbs)
Je
t D
rill
ing
Ra
te (
ft/in
)
Cream Limestone
Limestone Bluff Dolomite
Red Sandstone
Bit Weight = 2000 lbs = 10,000 psi = 1,000 psi
![Page 23: Advanced High-Pressure Coiled- tubing Drilling · PDF fileAdvanced High-Pressure Coiled-tubing Drilling System ... Fig. 7-2 Fatigue Life of 1-1/2” Coiled Tubing (R. Stanley, 2000)](https://reader034.vdocuments.us/reader034/viewer/2022050917/5aa659147f8b9a185d8e8376/html5/thumbnails/23.jpg)
© 2007 23
![Page 24: Advanced High-Pressure Coiled- tubing Drilling · PDF fileAdvanced High-Pressure Coiled-tubing Drilling System ... Fig. 7-2 Fatigue Life of 1-1/2” Coiled Tubing (R. Stanley, 2000)](https://reader034.vdocuments.us/reader034/viewer/2022050917/5aa659147f8b9a185d8e8376/html5/thumbnails/24.jpg)
© 2007 24
Jet Slotting
Developed 1-11/16 HP motor
Developed jet slotting
Developed gear box for jet slotting
Confirmed ability to jet in over pressure condition
![Page 25: Advanced High-Pressure Coiled- tubing Drilling · PDF fileAdvanced High-Pressure Coiled-tubing Drilling System ... Fig. 7-2 Fatigue Life of 1-1/2” Coiled Tubing (R. Stanley, 2000)](https://reader034.vdocuments.us/reader034/viewer/2022050917/5aa659147f8b9a185d8e8376/html5/thumbnails/25.jpg)
© 2007 25
High Pressure Jets
Slots
Formation Damage
Fig. 13 Jet Slotting Stimulation
![Page 26: Advanced High-Pressure Coiled- tubing Drilling · PDF fileAdvanced High-Pressure Coiled-tubing Drilling System ... Fig. 7-2 Fatigue Life of 1-1/2” Coiled Tubing (R. Stanley, 2000)](https://reader034.vdocuments.us/reader034/viewer/2022050917/5aa659147f8b9a185d8e8376/html5/thumbnails/26.jpg)
© 2007 26
Fig. 14 Jet Slots In Glacier Bluff Dolomite
10,000 psi Jet Pressure Axial Velocity 140 in/min
Rotary Speed 6 rpm
Slot
![Page 27: Advanced High-Pressure Coiled- tubing Drilling · PDF fileAdvanced High-Pressure Coiled-tubing Drilling System ... Fig. 7-2 Fatigue Life of 1-1/2” Coiled Tubing (R. Stanley, 2000)](https://reader034.vdocuments.us/reader034/viewer/2022050917/5aa659147f8b9a185d8e8376/html5/thumbnails/27.jpg)
© 2007 27
![Page 28: Advanced High-Pressure Coiled- tubing Drilling · PDF fileAdvanced High-Pressure Coiled-tubing Drilling System ... Fig. 7-2 Fatigue Life of 1-1/2” Coiled Tubing (R. Stanley, 2000)](https://reader034.vdocuments.us/reader034/viewer/2022050917/5aa659147f8b9a185d8e8376/html5/thumbnails/28.jpg)
© 2007 28
Cuttings Removal Screen
Borehole Pressure
Drilling Fluid Input
Shaft Seal
Pressure Chamber Formation Pressure
Rock Rock
Choke
Fig. 11 DRC Wellbore Simulator Drilling Stand
![Page 29: Advanced High-Pressure Coiled- tubing Drilling · PDF fileAdvanced High-Pressure Coiled-tubing Drilling System ... Fig. 7-2 Fatigue Life of 1-1/2” Coiled Tubing (R. Stanley, 2000)](https://reader034.vdocuments.us/reader034/viewer/2022050917/5aa659147f8b9a185d8e8376/html5/thumbnails/29.jpg)
© 2007 29
Fig. 12
Effect Of Wellbore Pressure
1010920
0
200
400
600
800
1000
1200
1400
1600
1800
0 psi 2000 psi
Wellbore Pressure
RO
P (
ft/h
r)
Texas Cream Limestone 2000 lb Bit Weight
(High Pressure Drilling)
Wellbore Pressure = 2000 psi Jet Pressure = 9300 psi
![Page 30: Advanced High-Pressure Coiled- tubing Drilling · PDF fileAdvanced High-Pressure Coiled-tubing Drilling System ... Fig. 7-2 Fatigue Life of 1-1/2” Coiled Tubing (R. Stanley, 2000)](https://reader034.vdocuments.us/reader034/viewer/2022050917/5aa659147f8b9a185d8e8376/html5/thumbnails/30.jpg)
© 2007 30
Ce
me
nt
Tubing
High Pressure Jets
Drilling Cement
![Page 31: Advanced High-Pressure Coiled- tubing Drilling · PDF fileAdvanced High-Pressure Coiled-tubing Drilling System ... Fig. 7-2 Fatigue Life of 1-1/2” Coiled Tubing (R. Stanley, 2000)](https://reader034.vdocuments.us/reader034/viewer/2022050917/5aa659147f8b9a185d8e8376/html5/thumbnails/31.jpg)
© 2007 31
Barite Scale
High Pressure Jets
Tubing Barite Scale Removal
![Page 32: Advanced High-Pressure Coiled- tubing Drilling · PDF fileAdvanced High-Pressure Coiled-tubing Drilling System ... Fig. 7-2 Fatigue Life of 1-1/2” Coiled Tubing (R. Stanley, 2000)](https://reader034.vdocuments.us/reader034/viewer/2022050917/5aa659147f8b9a185d8e8376/html5/thumbnails/32.jpg)
© 2007 32
High Pressure Jets
Tubing Open slots
Plugged slots
Jetting slots
Cleaning Slotted Liners
![Page 33: Advanced High-Pressure Coiled- tubing Drilling · PDF fileAdvanced High-Pressure Coiled-tubing Drilling System ... Fig. 7-2 Fatigue Life of 1-1/2” Coiled Tubing (R. Stanley, 2000)](https://reader034.vdocuments.us/reader034/viewer/2022050917/5aa659147f8b9a185d8e8376/html5/thumbnails/33.jpg)
© 2007 33
Predrilled Hole
Reamed Hole
High Pressure Jets
Hole Guide
Hole Reaming/Cleaning
![Page 34: Advanced High-Pressure Coiled- tubing Drilling · PDF fileAdvanced High-Pressure Coiled-tubing Drilling System ... Fig. 7-2 Fatigue Life of 1-1/2” Coiled Tubing (R. Stanley, 2000)](https://reader034.vdocuments.us/reader034/viewer/2022050917/5aa659147f8b9a185d8e8376/html5/thumbnails/34.jpg)
© 2007 34
High Pressure Jets
Casing
Under Reaming
![Page 35: Advanced High-Pressure Coiled- tubing Drilling · PDF fileAdvanced High-Pressure Coiled-tubing Drilling System ... Fig. 7-2 Fatigue Life of 1-1/2” Coiled Tubing (R. Stanley, 2000)](https://reader034.vdocuments.us/reader034/viewer/2022050917/5aa659147f8b9a185d8e8376/html5/thumbnails/35.jpg)
© 2007 35
![Page 36: Advanced High-Pressure Coiled- tubing Drilling · PDF fileAdvanced High-Pressure Coiled-tubing Drilling System ... Fig. 7-2 Fatigue Life of 1-1/2” Coiled Tubing (R. Stanley, 2000)](https://reader034.vdocuments.us/reader034/viewer/2022050917/5aa659147f8b9a185d8e8376/html5/thumbnails/36.jpg)
© 2007 36
![Page 37: Advanced High-Pressure Coiled- tubing Drilling · PDF fileAdvanced High-Pressure Coiled-tubing Drilling System ... Fig. 7-2 Fatigue Life of 1-1/2” Coiled Tubing (R. Stanley, 2000)](https://reader034.vdocuments.us/reader034/viewer/2022050917/5aa659147f8b9a185d8e8376/html5/thumbnails/37.jpg)
© 2007 37
CT Cement Cleanout Rates
60
1000
0
200
400
600
800
1000
1200
Low Pressure 10,000 psi
RO
P (
ft/h
r)
![Page 38: Advanced High-Pressure Coiled- tubing Drilling · PDF fileAdvanced High-Pressure Coiled-tubing Drilling System ... Fig. 7-2 Fatigue Life of 1-1/2” Coiled Tubing (R. Stanley, 2000)](https://reader034.vdocuments.us/reader034/viewer/2022050917/5aa659147f8b9a185d8e8376/html5/thumbnails/38.jpg)
© 2007 38
Phase III -- Plans
![Page 39: Advanced High-Pressure Coiled- tubing Drilling · PDF fileAdvanced High-Pressure Coiled-tubing Drilling System ... Fig. 7-2 Fatigue Life of 1-1/2” Coiled Tubing (R. Stanley, 2000)](https://reader034.vdocuments.us/reader034/viewer/2022050917/5aa659147f8b9a185d8e8376/html5/thumbnails/39.jpg)
© 2007 39
Phase III SOW
Assemble HP-CT system
NEPA
Upgrade CT software
Shallow field test (Catoosa)
Modify tools
Deep field test
Horizontal well applications
Commercialization plan
![Page 40: Advanced High-Pressure Coiled- tubing Drilling · PDF fileAdvanced High-Pressure Coiled-tubing Drilling System ... Fig. 7-2 Fatigue Life of 1-1/2” Coiled Tubing (R. Stanley, 2000)](https://reader034.vdocuments.us/reader034/viewer/2022050917/5aa659147f8b9a185d8e8376/html5/thumbnails/40.jpg)
© 2007 40
NEPA
Determine data needed
Develop reporting form
Supply Catoosa data
![Page 41: Advanced High-Pressure Coiled- tubing Drilling · PDF fileAdvanced High-Pressure Coiled-tubing Drilling System ... Fig. 7-2 Fatigue Life of 1-1/2” Coiled Tubing (R. Stanley, 2000)](https://reader034.vdocuments.us/reader034/viewer/2022050917/5aa659147f8b9a185d8e8376/html5/thumbnails/41.jpg)
© 2007 41
Upgrade CT Life
Develop new algorithms to calculate stresses due to HP
Determine effect of HP on fatigue
Incorporate new algorithms
Incorporate new CT materials
![Page 42: Advanced High-Pressure Coiled- tubing Drilling · PDF fileAdvanced High-Pressure Coiled-tubing Drilling System ... Fig. 7-2 Fatigue Life of 1-1/2” Coiled Tubing (R. Stanley, 2000)](https://reader034.vdocuments.us/reader034/viewer/2022050917/5aa659147f8b9a185d8e8376/html5/thumbnails/42.jpg)
© 2007 42
Shallow Field Test
Visit Catoosa
Cohen
BJ services (Kelly Falk &/or Jay Albrecht)
Write engineered work plan
Drill Depth 2000 ft
File NEPA documents
Test drilling & slotting system
![Page 43: Advanced High-Pressure Coiled- tubing Drilling · PDF fileAdvanced High-Pressure Coiled-tubing Drilling System ... Fig. 7-2 Fatigue Life of 1-1/2” Coiled Tubing (R. Stanley, 2000)](https://reader034.vdocuments.us/reader034/viewer/2022050917/5aa659147f8b9a185d8e8376/html5/thumbnails/43.jpg)
© 2007 43
![Page 44: Advanced High-Pressure Coiled- tubing Drilling · PDF fileAdvanced High-Pressure Coiled-tubing Drilling System ... Fig. 7-2 Fatigue Life of 1-1/2” Coiled Tubing (R. Stanley, 2000)](https://reader034.vdocuments.us/reader034/viewer/2022050917/5aa659147f8b9a185d8e8376/html5/thumbnails/44.jpg)
© 2007 44
![Page 45: Advanced High-Pressure Coiled- tubing Drilling · PDF fileAdvanced High-Pressure Coiled-tubing Drilling System ... Fig. 7-2 Fatigue Life of 1-1/2” Coiled Tubing (R. Stanley, 2000)](https://reader034.vdocuments.us/reader034/viewer/2022050917/5aa659147f8b9a185d8e8376/html5/thumbnails/45.jpg)
© 2007 45
![Page 46: Advanced High-Pressure Coiled- tubing Drilling · PDF fileAdvanced High-Pressure Coiled-tubing Drilling System ... Fig. 7-2 Fatigue Life of 1-1/2” Coiled Tubing (R. Stanley, 2000)](https://reader034.vdocuments.us/reader034/viewer/2022050917/5aa659147f8b9a185d8e8376/html5/thumbnails/46.jpg)
© 2007 46
![Page 47: Advanced High-Pressure Coiled- tubing Drilling · PDF fileAdvanced High-Pressure Coiled-tubing Drilling System ... Fig. 7-2 Fatigue Life of 1-1/2” Coiled Tubing (R. Stanley, 2000)](https://reader034.vdocuments.us/reader034/viewer/2022050917/5aa659147f8b9a185d8e8376/html5/thumbnails/47.jpg)
© 2007 47
Deep Field Test
Modify tools
NEPA
Engineered work plan
Test to minimum depth 8,500 to 10,000 ft
Commercialization plan
Market survey
![Page 48: Advanced High-Pressure Coiled- tubing Drilling · PDF fileAdvanced High-Pressure Coiled-tubing Drilling System ... Fig. 7-2 Fatigue Life of 1-1/2” Coiled Tubing (R. Stanley, 2000)](https://reader034.vdocuments.us/reader034/viewer/2022050917/5aa659147f8b9a185d8e8376/html5/thumbnails/48.jpg)
© 2007 48