Dear friends,

kindly post the following books;

  1. Advanced Drilling Engineering Books -Principles and Designs - Dr.Robello Samuel , Dr.Xiushan Liu
  2. Applied Drilling Engineering Optimization Book – Dr.Robello Samuel, Dr.J.J. Azar
  3. 501 Solved Problems and Calculations for Drilling Operations
  4. Downhole Drilling - Theory and Practice for Students and Engineers - Dr.Robello Samuel
  5. Horizontal Drilling Engineering – Theory, Methods and Application, by Robello Samuel and Deli Gao



or send links to my email at; gitta14@yahoo.com

Thanks in advance.

Gitta