Page 452 - Hydrocarbon Exploration and Production Second Edition

Subject Index 439

nitrogen, 112, 227, 267, 293 P over z plot, 215
NMO. See Normal Move Out palaeontological data, 153
NOC. See National Oil Companies palynological data, 153
non reservoir intervals, 159 paraffinic, 113
non ring fenced project, 343 paraffins, 110
non-availability, 396 parallel engineering, 328
normal move out, 31, 36 parametric method, 186, 187
normal pressure regimes, 133 partnering and alliances, 81
NOS. See net oil sand partnering arrangements, 335
NPV. See net present value payback time, 350
nuclear magnetic resonance (NMR), 162, 163 payout time, 350
penalty clause, 213
OBC. See ocean bottom cables pentane, 110
OBM. See oil based mud permeability, 23, 97, 165
OBS. See ocean bottom stations absolute, 219
ocean bottom cables, 28 relative, 219
ocean bottom stations, 28 permit to work, 87
offset wells, 48 petroleum economics, 337
offtake phase behaviour, 115
limit, 218 phase diagram, 116
rate, 223 phased development, 200
oil, 2, 113 phytoplankton, 20
biodegraded, 24 PI. See productivity index
black, 119, 122, 128 PIF. See productivity improvement factor
compressibility, 126 pigs, 309
density, 127 pipeline, 306, 423
gravity, 114 blockage, 280
in water, 276 bundle, 307
processing, 272, 278 corrosion, 280
properties, 126 lay barge, 307
residual, 218 Piper Alpha
saturated, 122 disaster, 86
shale deposits, 21 PIR. See profit-to-investment ratio
undersaturated, 122 planimeter, 175, 176
viscosity, 127 planned shut-down, 397
volatile, 119, 122, 127 planning, 397, 402
oil based mud, 58, 165 plate tectonics, 19
oil formation volume factor, 136 plateau, 205
oil price forecast, 362 period, 5
oil up to, 144 production, 225
oil-water contact, 146 rate, 229
olefins, 117 platforms
on-condition maintenance, 343 concrete, 299
open hole log data, 146 gravity based, 298, 299
operating minimum facility systems, 298
costs, 420 steel jacket, 298
expenditure, 342, 359 structures, 299
strategies, 421 temporary storage, 299
operating expenditure, 319, 342, 359, 398 tension leg, 298, 299
operations plan, 402 topside modules, 300
operations schedule, 402 play, 24
OPEX. See operating expenditure plugs, 74
order of magnitude cost estimate, 332 polymer
organic compounds, 108 flooding, 226
organisational structure, 401 gel, 409
overbalance, 136 POOH. See procedure of pulling out of hole
overburden pressure, 133 pore compaction, 202
overpressure, 101 porosity, 23, 96, 97, 161
overpressured, 135 portfolio, 7
oxidising potential, 105 possible gas-oil contact, 135
oxygen, 113 pre-drilling, 224