Page 3 - A Primer of Oilwell Drilling, 7th Edition

iv A PRIMER OF OILWELL DRILLING

Surface Preparation 73
Earthen Pits 73
Petroleum Extension-The University of Texas at Austin
Cellars 77
Rathole 77
Mousehole 79
Conductor Hole 80
Moving Equipment to the Site 82
Moving Land Rigs 82
Moving and Setting Up Offshore Rigs 84
8 Rigging Up 85
Substructures 85
The Drawworks 88
Raising the Mast or Derrick 89
Derrick and Mast Heights 90
Mast Load Ratings 91
Rigging Up Additional Equipment 91
Offshore Rig-Up 92
9 Rig Components 93
Power System 93
Mechanical Power Transmission 97
Electrical Power Transmission 97
Hoisting System 100
The Drawworks 101
The Catheads 102
The Blocks and Drilling Line 104
Mast and Derricks 109
Rotating Systems 110
Rotary-Table System 110
Top Drive 117
Downhole Motors 118
The Drill String 120
Bits 122
Circulating System 126
Drilling Fluid 126
Circulating Equipment 128
10 Normal drilling Operations 135
Drilling the Surface Hole 135
Tripping Out with a Kelly System 148
Tripping Out with a Top-Drive Unit 152
Tripping Out with a Pipe Racker 152
Running Surface Casing 154
Cementing 158
Tripping In 160
Drilling Ahead 162

11 formation Evaluation 163
Examining Cuttings and Drilling Mud 163
Well Logging 165