Page 378 - Drilling Technology in Nontechnical Language

INDEX 369

tangent BHA, 71 trip drill, 337
tangent section, drilling, 100–102 triplex, 124
tank entry, 338 triplex mud pumps, 124
taper tap, 323 true vertical depth (TVD), 41, 101
technical assistant, 285 tungsten carbide insert (TCI) bits, 141,
telescopic joint, 94, 96 142–143
arrangement of tensioners and, 96 dull and broken, 150, 151
temperature log, 246
template, 93
seabed, 93 U
tension leg platform (TLP), 122
tensioners, 97 ultimate tensile strength, 319
arrangement of telescopic joint and, unconformity, 6
96 underbalanced drilling, 281–282
tensioner wires, 97 unweighted mud, 305–306
tertiary well control, 258
test string, 40
preparing for, 80–81 V
removing, 83
running, 81–82 variable bore pipe ram, 260, 261
test stump, 293 vertical depth, true, 41
tetracalcium aluminoferrite (C AF), 208 vertical section, 49
thrust fault, 5 4 vertical stress, 14
time-dependent costs, 295 vertical well kill phase 1, 273
time-depth graph, 291 vital rock properties, 24–25
tongs
backup, 139
in drillpipe handling equipment, W–Z
138, 139
makeup, 139 wait and weight, 274
tongs, drillpipe, 138, 139 washover and basket tools

tool face, 99 fishing magnet, 324
tool face azimuth (TFA), 99–100 jet junk retriever, 324
tool joint, 62 types, 324
toolpusher, 287, 351 water blocking, 31
top plug, 76, 218 water drive, 30–31
torque, 139 water wet, 29
total depth (TD), 78 weathering, 1
total losses, 303 weekly safety meetings, 331
curing with cement, 311–312 weight indicator, 132
traditional completion, 90 weight on bit (WOB), 147
training, safety, 334–336 well
transient test, 252, 253 completion design, 46, 51

transponders, 123 fluids, 38, 44–45
traveling block, 56, 132, 133 objectives, 34
tricalcium aluminate (C A), 208 path in angular unconformity, 35
3
tricalcium silicate (C S), 208 prediction, 17–20
3

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