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P. 289
Index Terms Links
Bit hydraulics 84
economical 85
high-capacity pumps 86
Bit nozzles 6
illustration of 8
pressure drop at 52 68 83
size selection 89
velocity at 52
Bit sub 6 8
Blasius correlation 39 68
Blooey line 112 113
Blowout preventer (BOP) 167 169
BOP stack 114 114 162
Borehole
collapse pressure analysis 198
configurations of 66 67 70
extreme conditions of 66
geometry of 62
diagram of 63
instability of 150
washout 214
Bottomhole
cleaning. See Hole cleaning
crooked 160
liquids accumulation at 153
Bottomhole assembly (BHA) 8 9 138 160
Bottomhole equivalent mud weight 102
Bottomhole pressure 153 158 213 218
219 220
Brake horsepower 72
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