PrefaceChapter 1 Drilling systems1.1 Hoisting system1.1.1 Draw—works and wire rope1.1.2 Crown block and traveling block1.2 Rotary system1.2.1 Kelly and kelly bushing1.2.2 Swivel1.2.3 Drillpipe and drill collar1.2.4 Drill bits1.2.5 Other accessories on drill string1.3 Mud circulation system1.4 Solid control equipment1.4.1 Shale shaker1.4.2 Desander and desilter1.5 Well control equipment1.6 Efficiency of hoisting system1.7 Top drive systemChapter 2 Drilling mud2.1 Types of drilling fluid2.1.1 Water—based mud （WBM）2.1.2 Oil—based mud （OBM）2.1.3 Synthetic—based mud （SBM）2.2 Mud density calculations2.3 Basics of Newtonian and non—Newtonian fluid2.4 Laminar flow of Bingham plastic fluid in pipe2.5 Laminar flow of Bingham plastic fluid in annulus2.6 Turbulent flow ofmud in annulus2.7 Flow through nozzles2.8 Mud measurements2.8.1 Mud density2.8.2 Mud viscosity2.8.3 Mud filtrate loss2.8.4 Other measurementsChapter 3 Casing design3.1 Overburden stress3.2 Pore pressure3.3 Fracture pressure3.4 Introduction to casing3.5 Casing setting depth3.6 Casing size selection3.7 Casing grades selectionChapter 4 Directional drilling4.1 Reasons for drilling directional wells4.2 Geometry of directional well4.3 Deflection tools4.4 Trajectory designChapter 5 Mud hydraulics5.1 Flow rate capacity requirement5.2 Pressure requirement5.3 Mud hydraulics optimization5.3.1 Maximum bit horsepower criterion5.3.2 Maximumjet impact force criterion5.3.3 Maximum nozzle velocity criterion5.4 DiscussionsChapter 6 Underbalanced drilling6.1 Benefits of underbalanced drilling6.2 How to achieve underbalanced condition6.3 Underbalanced drilling operations6.4 Surface equipment for underbalanced drillingChapter 7 Cementing and perforation7.1 Functions of cement7.2 Selection of cement grades7.3 Preparing the cement7.4 Cementing the well7.5 Well perforationChapter 8 Drilling problems and drilling costs8.1 Stuck pipe8.2 Shale sloughing8.3 Lost circulation8.4 Well kick8.5 Drilling costs8.5.1 Leases8.5.2 Site preparation8.5.3 Well drilling8.5.4 Rig mobilization85.5 Miscellaneous costsChapter 9 Properties of hydrocarbon and rock9.1 Phase behavior9.1.1 Oil reservoir9.1.2 Gas reservoir9.2 Properties ofnatural gas9.2.1 Ideal gas law9.2.2 Properties ofreal gas9.2.3 Compressibility of gas9.2.4 Gas formation volume factor9.2.5 Gas viscosity9.3 Properties ofcrude oil9.3.1 Oil specific gravity9.3.2 API gravity9.3.3 Solution gas oil ratio9.3.4 Oil formation volume factor9.3.5 Oil viscosity9.4 Basic rock properties9.4.1 Porosity94.2 Permeability9.4.3 Electrical conductivity and resistivityMain ReferencesAppendix AAppendix BAppendix CAppendix D