Chemicals Used For FracAmasra CBM 2
07.01.2011
Main Frac Minifrac Total 12/20 Sand 0 kg 0 kg 0.016/30 Sand 32,000 kg 0 kg 32000.070/140 Sand 0 kg 0 kg 0.016/20 FT ISP 0 kg 0 kg 0.016/30 Optiprop 0 kg 0 kg 0.020/40 Sand 0 kg 0 kg 0.00 0 kg 0 kg 0.0BioClear 7.2 liters liters 7.2WGA 20 440.0 kg kg 440.0OC DE-11 235.0 liters liters 235.0TRS CS-1 liters liters 0.0OC TEA liters liters 0.0TRS APS 15.0 kg kg 15.0TRS CL-1 180.0 liters liters 180.0GB-102 100% 47.5 liters kg 47.5OC TS 11 kg kg 0.0
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Amasra CBM 207.01.2011
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TACROM Job Summary Sheet (Step) Well Name: Turkey - 1200 m
Date 07/01/2011Mixed Volume 180.0 m Pumped Volume 157.4 m Extra 22.6 m Sand Slug 50-100
Max Pressure 500 Bar Pumping Rate 4.8 m/min 100-150
16/30 Sand Bulk Density 1650 Abs Density 2650
WGA 20 TRS CS-1 OC DE-11 BioClearTank Mixed Chemicals WGA 20 OC DE-11 TRS CS-1 Tank m kg liter liter kg
2.5 kg/m 1.5 l/m l/m #1 30.0 75 0 45 0.6#2 30.0 75 0 45 0.6
Bioclear #3 30.0 75 0 45 0.60.02 l/m #4 30.0 75 0 45 0.6
#5 30.0 75 0 45 0.6#6 30.0 75 0 45 0.6#7 0.0 0 0 0 0
180.0 450 0 270 3.6
Breaker/Stage Stage 1 Stage 2 Stage 3 Stage 4 Stage 5 Stage 6 Stage 7 Stage 8 Stage 9 Flush Totals
GB-102 (25%) 0.9 1 1.1 1.2 1.2 1.3 1.3 173.5 litersAPS 0.10 0.10 0.10 0.10 0.10 15.6 kgCL-20 1.50 1.00 1.00 1.00 1.00 0.00 176.0 liters
Stage CL Stage Clean Vol Slurry Vol Rate Conc CFR GB-102 OC CL rate APS rate Sand Rate Total Sand Cumm Prop Stage Timem m m/min kg/m m/min L/min g/l kg/min kg/min kg/stage Pumped min
kg0 0 4.8 0 4.8 4.3 7.2 0.48 0
Stage 1 40 40.0 40.0 4.8 50 4.71 4.7 4.7 0.47 236 500 8.33Stage 2 10 50.0 50.2 4.8 100 4.63 5.1 4.6 0.46 463 1500 500 2.08Stage 3 15 65.0 65.8 4.8 230 4.42 5.3 4.4 0.44 1016 6900 2000 3.13Stage 4 30 95.0 98.4 4.8 360 4.23 5.1 4.2 0.42 1521 21960 8900 6.25Stage 5 61 156.0 167.6 4.8 0 4.80 0.0 0.0 0.00 0 0 30860 12.71Stage 6 0 156.0 167.6 4.8 0 4.80 0.0 0.0 0.00 0 0 30860 0.00Stage 7 0 156.0 167.6 4.8 0 4.80 0.0 0.0 0.00 0 0 30860 0.00Stage 8 0 156.0 167.6 4.8 0 4.80 0.0 0.0 0.00 0 0 30860 0.00Stage 9 0 156.0 167.6 4.8 0 4.80 6.2 0.0 0.00 0 0.00
End Stg Flush 1.4 157.4 169.0 4.8 END 4.80 6.2 0.0 0.00 30860 0.29
S.C. Tacrom S.R.L.7 Str. Sinaii1000389 Ploiesti, Romania
JOB TICKET
File: 297225721.xls 5 / 45
Company Hema Energy Date 07.01.2011Contract 0 Company Rep. Selcuk GurpinarLocation Turkey Contractor Rep. George StavaracheField Hema Well Number Amasra CBM 2Well Depth/PBTD (m) / 393.5 Casing Size(mm) 4.5Tubing Size (mm) 2.4 Tubing Depth (m) 351Packer Type 0 Packer set at (m) 351
Work Plan Main Frac
On LocationDate Time
Off LocationDate Time
07.01.2011 08:00 07.01.2011 16:30Personnel on Site, Contractor
Function Name First Name On Site OffChief Frac Engineer Koskamp Ralph xFrac Engineer Gunn Matthew xFrac Engineer Calota C-tin xFrac Engineer Angheloiu Ioan xFrac Supervisor Stavarache George xFrac Supervisor Lache Adrian xDriver/Operator Voica Sorin xDriver/Operator Carabus Mihai xDriver/Operator Istrate Liviu xDriver/Operator Ionita Teodor xDriver/Operator Stan Bogdan Cat xCrew Supervisor Aldea Daniel xDriver/Operator Barbu Gheorghe xDriver/Operator Finichiu Alexandru xDriver/Operator Malaescu Iulian xDriver/Operator Stanciu Ioan xDriver/Operator Cristu Augustin xDriver/Operator Constantin Marian xDriver/Operator Iancu Ionel xDriver/Operator Ionita Vasile xCNCAN Licienced Operator Ionita Remus xDriver/Operator David Vasile xDriver/Operator Enache Florin xDriver/Operator Ionita George xDriver/Operator Nazaru Valentin xDriver/Operator Manea Neculai xOperator Buzatoiu Bogdan x
S.C. Tacrom S.R.L.7 Str. Sinaii1000389 Ploiesti, Romania
JOB TICKET
File: 297225721.xls 6 / 45
Equipment on Site, Contractor SupplyDescription Qty. Hours Description Qty.Data Van / h 1 3 Manifold Truck 1Blender / h 1 3 HP Manifold 1Sand Truck 1 3" HP Piping PN 15,000 PSI 1 setPick-up Truck Ford/KIA 1 4" LP Hoses 1 setCrew transporter 2 " Annulus relief valve 1Frac Pump Truck (TacRom) / h 3 1.5 Volume heated 180Flat Bed Truck Volume filteredFilteration / Heating Unit Nuclear densitometerFluid Tanks(days/Qty) Crane (40 tonne) with trailerHydration Unit 1 7 Tractor w/Crane & Trailer
Mileage to LocationFrac Fleet (Qty/km) Tanks (Qty/km)Propp(Qty(t)/km) Tanks (Qty/km)Chems.(Qty(t)/km) Tanks (Qty/km)
Equipment on Site, Company SupplyAnnulus Pump Truck 1 Acid PumpSteam Generator w/ Piping 2" HP Piping 1 setFlat Bed Truck Crane
Proppant & Chemicals UsedQuantity mixed 168 m3 Quantity Pumped 168 m3Tank mixed On the fly 168WGA 20 440 kg OC TEA 0 lBioClear 7.2 l TRS APS 15 kgOC DE-11 235 l TRS CL-1 180 lTRS CS-1 0 l GB-102 100% 47.5 kgOC TS 11 0 kg12/20 Sand 0 kg 16/20 FT ISP 0 kg16/30 Sand 32,000 kg 16/30 Optiprop 0 kg70/140 Sand 0 kg 20/40 Sand 0 kg
Work ProgramRe-Fill Fluid Tanks Mix Frac FluidSafety MeetingPressure TestRun Main FracRig Down Frac EquipmentComments
Name Function Name FunctionCompany Representative Contractor Representative
Selcuk Gurpinar George StavaracheSignature Signature
On the date of 06.01.2011, we tried to frac the well CBM 2, lower intervall.After 50 m3 of gel and s1.5 tonnes of pumped sand, screen out in the wellbore occurred. We decided to repeat the operation next day with crosslinked gel and redesign the entire job.
S.C. Tacrom S.R.L.7 Str. Sinaii1000389 Ploiesti, Romania
JOB TICKET
File: 297225721.xls 7 / 45
Treatment Summary
General Info TacRom Rep George StavaracheCustomer Hema EnergyLocation Turkey Job Date: 07.01.2011Well name Amasra CBM 2 Job Type: Slick water - Cross-linked Water Frac Customer Rep Selcuk Gurpinar
Wellbore Data PerforationsType Wellbore Configuration Capacity Max Pres Depth Volume Flush Top Bottom SPM
Size Wall thick Grade (m/m) (bar) (m) (m) (m) (m) (m)Tubing: 2.4 0 0.0038 351.0 1.34 1.55 362.0 366.0
Casing: 1 4.5 5.2 0.0187 393.5 0.21
TVD Top Perf 362Midperf 364
Packer (m) 351.0 PBTD (m) 393.5 Treating Mode Tubing Formation Treated sandstone
Fluid in Tanks Minifrac Proppant Data 1 2Pre-Job m Proppant Type BadgerPost-Job 0.0 m Mesh Size 16/30Pumped m Pumped Minifrac 0 0 kgFluid in Tanks Mainfrac Pumped Mainfrac 32,000 0 kgPre-Job 180.0 m In Formation 32,000 0 kgPost-Job 23.1 m Sand Plug sand slug kgPumped 156.9 m Final Conc @ Perfs 360 kg/m
Treatment DataMax Treating Pressure 255.0 Bar Avg Treating Press 230 Bar ISIP Press mainfrac 118.0 BarMax Allowable Press 350.0 Bar ISIP Press minifrac BarAnnular Relief Set 60.0 Bar Net Pressure gain 118.0 BarAnnulus Pressure 50.0 Bar
Minifrac ResultsSurface ISIP 118.0 Bar Closure time 4.4 min Calc perfs open #BH ISIP 135.0 Bar Fluid effic. 38 %Surface closure 102.4 Bar Net Pressure 17.5 BarBH Closure 137.8 Bar Frac Gradient 37.3 kPa/m
Pumping Summary Minifrac Pumping Summary MainfracStage Volume Rate Stage Volume RateHole fill m m/min Pad m m/minStep rate m m/min Sand stg m m/minCalibration m m/min Flush m m/minFlush m m/min Total mTotal mSand kg 50-100 kg/m3 Sand pumped 32000.0 kg Sand in formation 32,000
Design ActualFluid + sand design 169.0453 m Fluid + sand pumped 0.0 mSand designed kg Sand pumped 32,000 kg in formation
TotalsWater mixed 180.0 m WGA 20 440 kg OC CL 20 180 lGelled Water pumped 156.9 m Bioclear 7.2 l OC TEA 0 lTotal Gel + sand 0.0 m OC DE 11 235 l OC APS 15 kgSand pumped 32,000 kg OC CS 11 0 l GB-102 10 47.5
Design vs Actual ***(Main frac only)***
Company Hema EnergyContract numberDate January 7, 2011Contractor Rep George StavaracheCustomer rep Selcuk GurpinarLocation Turkey
Field Hema Zone CoalWell Name Amasra CBM 2Well DepthPlug back depth 393.5Casing Size 4 1/2 Thickness 5.2Tubing Size 2.4Tubing Depth 351Packer typePSD 351Perfs (from:to) 362 366TVD Top Perf 362
On Loc Minifrac Date TimeFinish Minifrac Date TimeStart Main frac Date 07.01.2011 Time 08:00Off Loc Mainfrac Date 07.01.2011 Time 16:30
Mini FracType of sand used Sand 12/20 Sand kg
Sand 16/30 Sand kgSand 70/140 Sand kgCarbolite 16/20 FT ISP kgOptiporop 16/30 Optiprop kgSand 20/40 Sand kg
q
Main FracSand 12/20 Sand kgSand 16/30 Sand 32,000 kgSand 70/140 Sand kgCarbolite 16/20 FT ISP kgOptiporop 16/30 Optiprop kgSand 20/40 Sand kg
0 0 kg
Version 1.5Revised October 5, 2010
mmmm
Fluid Quality Test Amasra CBM 2
1.) Minifrac 07/01/2011
Procedure: 1. Watersamples taken from each tank, tested volume 200 [ml]2. Temperature measurement3. pH measurement4. add 0.3 ml OC CS 11 + OC DE 11 0.3 ml + 0,84 [g] of WGA-20 (4.2 kg/m3)5. 5 min mixing time + 20 minutes hydration time6. viscosity measurement7. add 0,3 [ml] of OC CL 20 cross linker (1.5l/m3)8. check fluid flow9. add 0,04 g of DRB-HT Breaker (0.1 kg/m3) 10. wait 1 hour at reservoir temperature11. check fluid flow
.
Reservoir Temperature:
T [C] pH [-]Tank 1Tank 2Tank 3Tank 4Tank 5Tank 6Tank 7Tank 82.) Mainfrac
Proceedure before Treatment:1. Pad sample taken from each mixed tank, tested volume 200 [ml]2. Temperature measurement3. viscosity measurement
Results:
[cp]
Minifrac Design Amasra CBM 21/7/2011
Chemicals /Tank5.0 kg/m WGA201.5 l/m3 OC DE 111.5 l/m3 OC CS 110.05 kg/m DRB-HT2.0 L/m OC CL20
1. Circulate pumps to blender2. Press ure test to 6003. Open well4. Pump 2.1 m3 linear gelPump rate 3 m3/min
5. Step down with linear gelVolume 0 m36. Reset countersPump rate 3 m3/min7. Pump Job 0 m3 x linked gel 12-17 m3 100-200 kg/m3
Flush 2.1 m3 linear gel8. Wait until closure
Total; Volume Pumped 4.3 m3
Minifrac CalculationCasing volumes
OD inches Wall mm Casing 0.018721 [m3/m] 5 1/4 7.7 0.011Tubing 0.003826 [m3/m] 5 1/2 6.2 0.0127BH 393.5 [m] 5 1/2 6.9 0.0124Tubing Depth 351 [m] 5 1/2 7.7 0.0121TOP 362 [m] 5 3/4 9 0.0128BOP 366 [m] 6 3/4 8.05 0.0189Hole Fill 2.1 [m3] 7 10.36 0.0193Step up 0 [m3]Step down 0 [m3] Tbg volumesMinfrac Volu 0 [m3] OD inches Wall mmFlush 2.1 [m3] 2 7/8 C90 0.0025Total Pumped 4.3 [m3] 2 7/8 J55 0.003
WELL # Amasra CBM 2Description UM MinifracWGA 20 kg - Bioclear l - TRS DE-1 l - TRS CS-1 l - OC TS 11 kg - OC TEA l - OC APS kg - OC CL 20 l - DRB HT kg -
Sand 12/20 Sand - Sand 16/30 Sand - Sand 70/140 Sand - Carbolight 16/20 FT ISP - Optiprop 16/30 Optiprop - Description UM MainfracWGA 20 kg 440.00 Bioclear l 7.20 TRS DE-1 l 235.00 TRS CS-1 l - OC TS 11 kg - OC TEA l - OC APS kg 15.00 OC CL 20 l 180.00 DRB HT kg 47.50
Sand 12/20 Sand - Sand 16/30 Sand 32,000.00 Sand 70/140 Sand - Carbolight 16/20 FT ISP - Optiprop 16/30 Optiprop -
Amasra CBM 2 / CoalPerforations:362 to 366m / Date: 7 January, 11y
FRACTURE GEOMETRY PREJOB DESIGN
FRACTURE CONDUCTIVITY PREJOB DESIGN
Slurry Volume mLiquid Volume m
Proppant Mass kg
Amasra CBM 2 / CoalPerforations:362 to 366m / Date: 7 January, 11y
PRODUCTION DATA PREJOB DESIGN
STIMULATED VERSUS UNSTIMULATED PREJOB DESIGN
Amasra CBM 2 / CoalPerforations:362 to 366m / Date: 7 January, 11y
SCHEDULE PREJOB DESIGN
NPV PREJOB DESIGN
Amasra CBM 2 / CoalPerforations:362 to 366m / Date: 7 January, 11y
FRACTURE PROPAGATION SOLUTION PREJOB DESIGN
PROPPANT DESIGN SUMMARY PREJOB DESIGN
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Amasra CBM 2 / CoalPerforations:362 to 366m / Date: 7 January, 11y
FRACTURE GEOMETRY POST JOB DESIGN
FRACTURE CONDUCTIVITY POST JOB DESIGN
Slurry Volume mLiquid Volume m
Proppant Mass kg
Amasra CBM 2 / CoalPerforations:362 to 366m / Date: 7 January, 11y
FRACTURE PROPAGATION SOLUTION POST JOB DESIGN
PROPPANT DESIGN SUMMARY POST JOB DESIGN
Amasra CBM 2 / CoalPerforations:362 to 366m / Date: 7 January, 11y
NET PRESSURE MATCH POST JOB DESIGN
PRESSURE MATCH POST JOB DESIGN
Amasra CBM 2 / CoalPerforations:362 to 366m / Date: 7 January, 11y
CHEMICALS POST JOB DESIGN
HYDRATION UNIT CHEMICALS
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Total MBPump SchedMainfrac ticketSummaryInput dataFluid qualityminifrac designinventoryPREJOBFINAL
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