**Preface XI**



Preface

logical advancement.

aspects of each topic.

With regard to depleted oil and gas resources, increasing world energy demand and volatile economic and political world scenarios, oil and gas industry players are working very hard to find ways to cut exploration and production costs to sustain and progress the industry to provide the world with cheap energy without harming the environment. Therefore, this vol‐ ume, which contains eight chapters, intends to provide readers with a comprehensive over‐ view of the current state of the art in drilling, such as advanced drilling operations and techniques used by the industry, particularly in floating, underbalanced drilling, smart drill‐ ing fluid, intelligent drilling, drilling optimization, and future drilling technology and devel‐ opment. These eight chapters have been selected because they represent areas of drilling technology for which sufficient technical progress has been achieved with a view to techno‐

I have enjoyed working with the authors of this volume, who have been most diligent in preparing their chapters. Thanks for their contributions, patience, and commitment to the process. Each chapter is designed to help the reader gain an insight into the most important

On behalf of the authors, I would like to extend my heartfelt gratitude to IntechOpen and Mr. Markus Mattila, Author Service Manager, for their support, and to all the staff who have

It is my hope that this edition will be used as a source of knowledge and technology, and be

**Prof. Dr. Ariffin Samsuri**

Petroleum Engineering Department

Universiti Teknologi Malaysia Johor Bahru, Johor, Malaysia

Faculty of Chemical and Energy Engineering

provided input, drafting, revisions, and production for this book.

used by all concerned for the betterment of humankind.
