Formulas and Calculations for Drilling, Production and Workover

Definitivamente, este libro en algún momento sacara a mas de uno de apuros,el contenido general es el siguiente:

1 BASIC FORMULAS
2 BASIC CALCULATIONS
3 DRILLING FLUIDS
4 PRESSURE CONTROL
5 ENGINEERING CALCULATIONS

link
http://rs81.rapidshare.com/files/25202903/Formulas_and_Calculations_for_Drilling_Production_and_Workover_2E1.pdf