Page 448 - Hydrocarbon Exploration and Production Second Edition

Subject Index 435

Darcy equation, 166 dog legs, 66
Darcy’s law, 219 dolomite, 108
datum plane, 154 draw works, 55
dayrate contract, 81 drill ships, 50
DCD. See declaration of a commercial discovery drill string, 54
DCQ. See daily contract quantity drilling
de-bottlenecking, 395, 412 engineering, 47
de-mobilisation cost, 79 extended reach, 69, 416
de-oiling, 277 jackets, 48
de-sulphurisation, 285 problems
decision nodes, 196 dogleg, 76
decision trees, 196 fishing, 77
declaration of a commercial discovery, 13 lost circulation, 78
decline, 205 stuck pipe, 76
curve analysis, 225 slim hole, 71, 72
period, 5, 205, 225 drive
declining balance method, 344 energy, 202
decommissioning, 6, 419 mechanism, 204, 217
fund, 421 dry gas, 119
methods, 422 dynamic positioning, 50
deconvolution, 34 dynamite charge, 32
deductibles, 342
deemed equity, 17 economic
definition phase, 326 indicators, 349
dehydration, 276 life, 356
deltaic environment, 99 lifetime, 6, 349, 420
demister, 274 model, 338
density, 267 effluent, 313
density logs, 153 effluent streams, 313
depletion, 119, 388 EIA. See environmental impact assessment
drive, 204 EIS. See environmental impact statement
isothermal, 116, 119 Ekofisk Field, 106, 134
method. See unit of production method electro-magnetic techniques, 24
policy, 387 emergency shutdown valves, 309
depositional environment, 95, 98 EMS. See environmental management system
depth control, 151 emulsion, 277, 391
desanders, 56 behaviour, 267
design procedures, 87 energy density of gas, 211
designer well, 69 enhanced oil recovery, 226, 410
desilters, 56 chemical techniques, 226
detailed design, 327 polymer flooding, 226
deterministic methods, 173 surfactant flooding, 226
development, 3 miscible processes, 227
and lifting costs, 356 thermal techniques, 226
appraisal, 3 in-situ combustion, 226
cost, 342 steam drive, 226
economics, 337 steam soak, 226
planning, 4, 231, 311 enhanced recovery, 6
wells, 229 enhancements, 397
dew point, 116, 117, 121, 211 environment, 88, 278
diagenesis, 105 environmental impact assessment, 25, 60, 88, 400
diagenetic healing, 103, 106 environmental impact statement, 90
differential sticking, 76 environmental management system, 88
diffractions, 30 environments of deposition, 23
dip, 158 EOR. See enhanced oil recovery
dipmetre, 153 equipment, 269, 276
discount equities, 17
factor, 353 equity
rate, 353 determination, 16, 17
discounted cashflow, 351 equivalence, 26
dissolution, 106 ERD. See extended reach drilling