TEXACO -MISSISSIPPI CANYON 291, Well #1: 11,456 ft INTERVAL BLACK OIL PVT STUDY ~

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Roy Skinner
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$456' INTERVAL BLACK OIL STUDY t \' L1\ -q1qq \ from Texaco$ E&P Inc.'s MC 291. acs-g-8805. Well #1. This fluid was a!

Sample Information: 3 MDT bottomhole samples in MPSRs from

Additional MDT samples for other zones analvzed in other

Fluid Properties of Oil from MPSR 380: GaR: 967 scf/stb

Fluid Viscositv: 1.14 cp (@ 6017 psia. 157 F) 1.

1 TEXACO -MISSISSIPPI CANYON 291, Well #1: 11,456 ft INTERVAL BLACK OIL PVT STUDY c/ I. '-'S TEXACO E&P INC. MISSISSIPPI CANYON 291. WELL # ' INTERVAL BLACK OIL STUDY t \' L1\ -q1qq \ from Texaco E&P Inc.'s MC 291. acs-g Well #1. This fluid was a!2lack oil as characterized bv its GaR (- 950 scf/stb) and measured phase behavior. Reservoir Conditions: Pressure: 6017 psia Temperature: 157 F Sample Information: 3 MDT bottomhole samples in MPSRs from the ' interval. Additional MDT samples for other zones analvzed in other reports. Fluid Properties of Oil from MPSR 380: GaR: 967 scf/stb Sturated FVF: psat.tres / std API gravitv: 28.1 API Saturation Pressure: 5150 psia (@ 157 F) Reservoir Fluid Viscositv: 1.14 cp (@ 6017 psia. 157 F) 1.0 INTRODUCTION Texaco Exploration and Production Inc., of New Orleans, La., was interested in obtaining fluid volumetric and compositional data for a selected bottomhole reservoir oil from Well #1, Mississippi Canyon block 291, 11,456 ft interval (note, three samples DBRFPI A M91, Well #1: 11,456 Interval -Black Oil Study, 1

INTERVAL 4+ COMPOSITION OF MPSR 213 COMPONENT MW GAS

CO2 I-CS N-CS MCYC-CS a-xylene 1 S 4+ 44.10 450.00 0.

905 0.708 0.104 0.015 0.044 0.195 0.050 0.008 0.

180 0.230 0.391 1.762 0.372 0.052 0.232 1.639 0.

962 2.836 2.837 2.903 2.926 5.720 4.247 4.527 3.

871 0.723 1.045 0.315 0.943 0.550 0.756 1.919 0.

512 0.190 1.680 2.819 2.572 2.461 2.463 2.520 2.

123 38.588 0.054 0.178 54.882 2.388 2.352 0.538 1.

703 0.186 1.755 0.294 0.479 0.178 1.300 2.088 1.

163 0.939 0.656 0.568 0.350 8.511 0.054 0.178 54.

2 TABLE 3.1 TEXACO -MISSISSIPPI CANYON 291, Well #1: 11,456 ft INTERVAL 4+ COMPOSITION OF MPSR 213 COMPONENT MW GAS MOLE % LIQUID WT% OVERALL WT % MOLE % GROUP MOLE % CO2 I-CS N-CS MCYC-CS a-xylene 1 S MW (Ib/lbmole) DENSITY= API GRAVITY = STD g/cm3 at API (M3/M3) 160 of. & 843 (SCF/BBL) psia DBRFPI A M91, Well #1: 11,456 Interval -Black Oil Study, 10

COMPONENT MW GAS MOLE % LIQUID WT% OVERALL WT % MOLE % GROUP MOLE % CO2 I-C5 N-C5 MCYC-C5

456 0.083 0.010 0.037 0.118 0.049 0.007 0.041 0.007 0.005 0.064 0.302 0.293 0.482 1.289 0.

905 2.990 3.030 3.603 3.380 2.717 2.809 2.523 2.234 1.503 49.233 0.027 0.056 9.879 0.

503 0.186 1.665 2.787 2.540 2.435 2.486 2.501 2.574 2.608 3.102 2.910 2.339 2.419 2.172 1.

063 0.264 1.463 0.680 0.177 1.663 0.276 0.448 0.166 1.228 1.968 1.635 1.431 1.345 1.246 1.

375 0.427 1.596 0.696 0.959 2.284 6.100 7.625 5.472 2.521 8.

3 TABLE 3.2 TEXACO -MISSISSIPPI CANYON 291, Well #1 : 11,456 ft INTERVAL 4+ COMPOSITION OF MPSR 301 COMPONENT MW GAS MOLE % LIQUID WT% OVERALL WT % MOLE % GROUP MOLE % CO2 I-C5 N-C5 MCYC-C5 O-XYLENE MW (Ib/lbmole) DENSITY= API GRAVITY = STD g/cm3 at API psi a 75 of. & 169 (M3/M3) 946 (SCF/BBL) DBRFPI A M91, Well #1: 11,456 Interval -Black Oil Study, 11

COMPOSITION OF MPSR 380 COMPONENT MW GAS MOLE % LIQUID WT% OVERALL

10 450.00 0.091 0.294 88.683 3.458 3.136 0.612 1.736 0.572 0.662 0.

217 0.376 1.126 0.367 0.051 0.229 1.648 0.761 0.191 2.263 0.354 0.

177 2.983 2.653 2.635 2.496 1.802 49.820 0.029 0.059 10.242 0.751 1.

169 1.971 0.305 0.496 0.182 1.651 2.770 2.527 2.412 2.402 2.463 2.

198 59.727 2.336 2.169 0.453 1.371 0.626 0.864 1.321 0.410 0.059 0.

401 1.284 1.213 1.150 1.302 0.924 1.016 0.910 0.775 0.727 0.657 0.

4 TABLE 3.3 TEXACO -MISSISSIPPI CANYON 291, Well #1: 11,456 ft INTERVAL 4+ COMPOSITION OF MPSR 380 COMPONENT MW GAS MOLE % LIQUID WT% OVERALL WT % MOLE % GROUP MOLE % CO2 I-C5 N-C5 MCYC-C5 a-xylene MW (Ib/lbmole) DENSITY= API GRAVITY = STD g/cm3 at 28.1 API of. & 8000 psia 172 (M3/M3) 967 (SCF/BBL) DBRFPI A M91, Well #1: 11,456 Interval- Black Oil Study, 12

I-C5 N-C5 MCYC-C5 a-xylene 1 5 4 5 6 7 8 9 0+ 44.10 331.00 345.00 359.00 374.00 388.00 402.

119 0.047 0.036 0.062 0.052 0.248 0.301 0.495 1.348 0.369 0.048 0.291 1.816 0.740 0.201 2.

355 2.167 2.075 1.817 1.817 1.632 1.515 1.434 1.349 1.489 39.859 0.029 0.059 10.242 0.749 1.

155 2.108 3.015 2.688 2.511 2.764 2.547 2.629 3.132 2.218 2.737 2.158 2.021 1.860 1.780 1.

721 0.998 1.530 0.413 0.056 0.311 1.537 0.637 0.179 1.820 0.094 0.340 0.137 1.539 2.108 1.

339 0.308 0.280 0.298 5.525 0.061 0.198 59.805 2.332 2.228 0.484 1.514 0.721 0.998 2.309 6.

5 TABLE 3.4 TEXACO -MISSISSIPPI CANYON 291, Well #1: MPSR 380: 11,456 ft INTERVAL, 0+ COMPOSITION CO2 I-C5 N-C5 MCYC-C5 a-xylene MW (Ib/lbmole) = DENSITY = STD F & 8000 psi a 172 (M3/M3) (SCF/STB) DBRFPI A M91, Well #1: 11,456 Interval- Black Oil Study, 13

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7 TABLE 4.2 TEXACO -MISSISSIPPI CANYON 291, Well #1 : MPSR 380, 11,456 ft INTERVAL: GOR DATA -DIFFERENTIAL 157 F Pressure (psia) Cumulative Produced GOR1 Solution Gas GOR1 Rs B.P Standard Cubic Feet of Gas I bbl of psia and 60 F DBRFPI A M91, Well #1: 11,456 Inte/Val- Black Oil Study, 17

8 B.P. TABLE 4.3 TEXACO -MISSISSIPPI CANYON 291, Well #1 : MPSR 380, 11,456 ft INTERVAL: VAPOR PHASE DATA -DIFFERENTIAL 157 F Pressure (psia) Vapor Density (g/cc) Vapor Molecular Mass (g/mol) Vapor Gravity1 Z Factor Vapor Viscosity (cp) Vapor Phase MW / MW of Air 2. z = PV/nRT DBRFPI A M91, Well #1: 11,456 Interval -Black Oil Study, 19

9 TABLE 4.4 TEXACO -MISSISSIPPI CANYON 291, Well #1 : MPSR 380, 11,456 ft INTERVAL: LIQUID PHASE DATA -DIFFERENTIAL 157 F Pressure (psia) Oil Density (g/cm3) Oil FVF 80(1) Oil Viscosity (cp) (2) bbl of Reservoir P, T per bbl of Oil at psia and GO F 2. Density from CCE Test DBRFPI A M91, Well #1: 11,456 Interval- Black Oil Study, 21

> LL (5 a::- u-- >- "(j) 0 u cn ::;: (5 1.

10 FIGURE 4.4 TEXACO -MISSISSIPPI CANYON 291, Well #1 : MPSR 380, 11,456 ft INTERVAL LIQUID PHASE DATA FROM DIFFERENTIAL 157 F 0.88 U I OBR Fluid Properties Inc. -; 0.80 I "(i a I I I I I -0 I- ""6 > -0 >-- LL > LL (5 a::- u-- >- "(j) 0 u cn ::;: ( oar Fluid Properties Inc. 1.0 I I I I I I oar Fluid Properties 0.0 I I I I I I Inc Pressure (psia) DBRFPI A M91, Well #1: 11,456 Interval -Black Oil Study, 22

LIBERATION VAPOR COMPOS1TIONS @ 157 F COMPONENT MW 3500

025psia 44.10 331.00 345.00 359.00 374.00 388.00 402.

225 0.266 0.193 0.040 0.015 0.064 0.024 0.020 0.097 0.

041 0.018 0.092 0.025 0.021 0.003 0.003 17.78 0.106 0.

144 0.033 0.014 0.055 0.025 0.019 0.007 17.93 0.047 0.

278 0.064 0.007 0.029 0.108 0.045 0.007 0.049 0.011 0.

552 1.507 3.806 1.072 1.234 0.803 0.193 0.023 0.084 0.

009 25.75 0.254 0.406 33.976 16.225 16.125 10.492 9.473 3.

565 0.051 0.064 0.009 0.138 0.066 0.021 0.013 0.005 40.

11 TABLE 4.5 TEXACO -MISSISSIPPI CANYON 291, Well #1 : DIFFERENTIAL LIBERATION VAPOR 157 F COMPONENT MW 3500 psia 2000 psia 1000 psia 300 psia mole % 85 psia psia Density (g/cm3) DBRFPI A M91. Well #1: Interval- Black Oil Studv. 23 CO2 I-CS N-CS MCYC-CS O-XYLENE 1 S 4 S MW (Ib/lbmole)

RESIDUAL LIQUID LIQUID COMPONENT MW WT% MOLE %

5 6 7 8 9 0+ 44.10 331.00 345.00 359.00 374.00 388.

738 0.218 0.028 0.184 1.163 0.513 0.144 1.901 0.

456 3.616 3.992 3.076 3.600 3.021 2.830 2.666 2.

684 0.188 0.143 0.613 0.585 0.889 2.204 0.667 0.

368 4.093 6.267 5.645 5.150 5.419 4.683 4.520 4.

835 1.517 1.371 1.235 1.141 1.223 15.840 0.188 0.

12 TABLE 4.6 TEXACO -MISSISSIPPI CANYON 291, Well #1: 11,456 ft INTERVAL: MPSR 380: 0+ COMPOSITION OF D.L. RESIDUAL LIQUID LIQUID COMPONENT MW WT% MOLE % GROUP MOLE % CO2 I-C5 N-C5 MCYC-C5 O-XYLENE MW (Ib/lbmole) API GRAVITY API DBRFPI A M91, Well #1: 11,456 Interval- Black Oil Study, 24

380,11,456 ft INTERVAL: SEPARATOR TEST Property

cm3) Vapor Density (g/cm3) Liquid Density (g/cm3)

005 Volume Facto SEPARATOR SUMMARY DATA Total

Reservoir Oil @ 157 F, 5150 psia / bbl STO @

13 TABLE 4.7 TEXACO -MISSISSIPPI CANYON 291, Well #1 : MPSR 380,11,456 ft INTERVAL: SEPARATOR TEST Property Stage # psia, 100 F Stage #2 250 psia, 75 F Stage # psia, 75 F Vapor Volume (cm3) Liquid Volume ( cm3) Vapor Density (g/cm3) Liquid Density (g/cm3) GOR '.., Separator Volume Facto SEPARATOR SUMMARY DATA Total Separator Gas-Oil Ratio1 (scf/bbl) 928 Separator Stock Tank Oil Gravity at GO F 30.1 Separator Formation Volume Factor (bbl Reservoir 157 F, 5150 psia / bbl 60OF) Standard Cubic Feet of Gas I bbl of psia and GO F 2. bbl of Oil at P,T per bbl of psia, GO F DBRFPI A M91, Well #1: 11,456 Interval- Black Oil Study, 25

LIQUID COMPOSITION (1200 psia, 100 F) CO2 I-C5 N-C5 MCYC-C5 O-XYLENE 1.

00 388.00 402.00 580.00 0.342 0.340 63.111 13.560 11.177 2.336 4.774 1.367 1.344 0.903 0.

029 0.190 1.202 0.530 0.148 1.964 0.102 0.378 0.157 2.107 3.370 3.330 3.328 3.806 3.571 3.

972 33.540 0.029 0.018 1.961 0.790 0.986 0.295 0.673 0.352 0.432 0.873 0.238 0.034 0.

909 3.012 3.526 2.959 2.771 2.611 2.525 2.160 2.310 1.991 1.873 1.757 1.684 1.869 31.

088 0.928 0.278 2.894 0.162 0.598 0.246 2.740 4.192 3.776 3.445 3.625 3.133 3.023 3.097 2.

14 TABLE 4.8 TEXACO -MISSISSIPPI CANYON 291, Well #1: 11,456 ft INTERVAL: MPSR 380 SEPARATOR TEST LIQUID COMPOSITION (1200 psia, 100 F) CO2 I-C5 N-C5 MCYC-C5 O-XYLENE MW (Ib/lbmole) = DENSITY = STD F & 1200 psia 35 (M3/M3) 198 (SCF/STB) TABLE 4.9 TEXACO -MISSISSIPPI CANYON 291, Well #1: 11,456 ft INTERVAL: DBRFPI A M91, Well #1: 11,456 Interval- Black Oil Study, 26

MPSR 380 SEPARATOR TEST VAPOR COMPOSITION (1200

4 5 6 7 8 9 0+ 44.09 331.00 345.00 359.00 374.

795 2.584 0.526 0.763 0.251 0.206 0.214 0.031 0.

898 92.130 5.120 1.026 0.158 0.230 0.061 0.

017 MW (Ib/lbmole) DENSITY (gicm3) 17.51 0.

10 TEXACO -MISSISSIPPI CANYON 291, Well #1:

LIQUID COMPOSITION (250 psia, 75 F) DBRFPI-

15 MPSR 380 SEPARATOR TEST VAPOR COMPOSITION (1200 psia, 100 F) CO2 I-C5 N-C5 MCYC-C5 O-XYLENE MW (Ib/lbmole) DENSITY (gicm3) TABLE 4.10 TEXACO -MISSISSIPPI CANYON 291, Well #1: 11,456 ft INTERVAL: MPSR 380 SEPARATOR TEST LIQUID COMPOSITION (250 psia, 75 F) DBRFPI A M91, Well #1: 11,456 Interval- Black Oil Study, 27

CO2 I-C5 N-C5 MCYC-C5 a-xylene 1 5 4 5 6 7 8 9 0+ 44.10 331.00 345.00 359.00 374.00 388.00 402.00 580.

088 0.003 0.017 0.020 0.003 0.033 0.033 0.141 0.167 0.253 0.750 0.222 0.029 0.187 1.183 0.521 0.146 1.

621 2.242 2.398 2.067 1.944 1.824 1.749 1.941 34.612 0.013 0.050 0.567 0.449 0.672 0.188 0.430 0.251 0.

427 3.586 3.958 3.050 3.570 2.996 2.806 2.643 2.556 2.187 2.339 2.016 1.896 1.779 1.705 1.893 33.760 0.

200 0.745 0.308 3.425 5.240 4.719 4.306 4.531 3.916 3.779 3.870 2.794 3.088 2.473 2.215 1.972 1.819 1.

165 12.298 22.711 16.003 14.456 12.635 MW (Ib/lbmole) = DENSITY = GaR @ STD 31.44 255.09 0.

16 CO2 I-C5 N-C5 MCYC-C5 a-xylene MW (Ib/lbmole) = DENSITY = STD F & 250 psi a 8 (M3/M3) (SCF/STB) M91, Well #1: 11,456 Interval- Black Oil Study, 28 DBRFPI A

(250 psia, 75 F) CO2 I-C5 N-C5 MCYC-C5 O-XYLENE 1 5 4 5 6 7 8 9 0+ 44.09 331.00 345.00 359.00 374.00 388.

139 0.055 0.102 0.007 0.022 0.010 0.374 0.143 75.525 13.198 6..840 1.107 1.643 0.410 0.328 0.233 0.038 0.

17 I TABLE 4.11 TEXACO -MISSISSIPPI CANYON 291, Well #1: 11,456 1t INTERVAL: MPSR 380 SEPARATOR TEST VAPOR COMPOSITION (250 psia, 75 F) CO2 I-C5 N-C5 MCYC-C5 O-XYLENE o. o O O. 410 O MW (Ib/lbmole) DENSITY (g/cm3) DBRFPI A M91, Well #1: 11,456 Interval- Black Oil Study, 29

INTERVAL: SEPARATOR ADJUSTED SOLUTION GAS GOR AND FVF DATA BASED ON

Solution Gas GOR (Rs)1 Separator Corrected FVF (Bol 5150 3500 2000 1000

057 1.035 Notes: 1. Rs = RSSb -(RsDb -RsD)(BoSb I BODb) 2.

Bo -Separator Corrected FVF RsD -Gas in Solution at Specified Pressure

Solution at Saturation by Differential Liberation BoD -FVF at Specified

18 TABLE 4.12 TEXACO -MISSISSIPPI CANYON 291, Well #1 : MPSR 380, 11,456 ft INTERVAL: SEPARATOR ADJUSTED SOLUTION GAS GOR AND FVF DATA BASED ON DIFFERENTIAL 157 F Pressure (psia) Separator Corrected Solution Gas GOR (Rs)1 Separator Corrected FVF (Bol B.P Notes: 1. Rs = RSSb -(RsDb -RsD)(BoSb I BODb) 2. Bo = BoD (BoSb I BoDb) where Rs -Separator Corrected Solution Gas GaR Bo -Separator Corrected FVF RsD -Gas in Solution at Specified Pressure RsSb -Gas in Solution at Saturation by Separator Test RsDb -Gas in Solution at Saturation by Differential Liberation BoD -FVF at Specified Pressure BOSb -FVF at Saturation from Separator Test BoDb -FVF at Saturation from Differential Liberation DBRFPI A M91, Well #1: 11,456 Interval -Black Oil Study, 30

19 TABLE 5.1 BLACK OIL STUDY SUMMARY INFORMATION Type of Liberation Gas-Oil Ratio;(1) Total Solution Gas Stock Tank Oil Gravity ('API) Formation Volume Factor (2) Reservoir Oil: Atmospheric 75 F Differential 157 F Two-Stage Separator Flash Notes: (1) Gas-Oil Ratio: SCF of Gas per bbl STO at GO F (2) Volume of Reservoir 5150 psia, 157 F per volume psia, GO F DBRFPI A M91, Well #1: 11,456 Interval- Black Oil Study, 33

Reservoir Fluids Characteristics

Properties of Reservoir Fluids (PGE 362) Reservoir Fluids Characteristics BY DR. MOHAMMED A. KHAMIS 26-4-2015 Specific Gravity (γ o ): γ o = ρ o ρ w API = 141.5 γ o 131.5 γ o = 141.5 131.5 + API Specific