François Liger

Title: François Liger: Innovator in Formation Testing Technology

Introduction

François Liger is a notable inventor based in Clamart, France. He has made significant contributions to the field of formation testing technology, particularly through his innovative methods for measuring formation properties.

Latest Patents

Liger holds a patent for a method for measuring formation properties with a formation tester. This method involves estimating formation pressure using a formation tester located in a wellbore that penetrates a formation. The process includes establishing fluid communication between a pretest chamber and the formation, controlling the movement of a pretest piston, and measuring pressure and temperature over time. The method is characterized by using an index to determine the contribution of formation flow on the pressure build-up phase.

Career Highlights

Throughout his career, François Liger has worked with prominent organizations such as Schlumberger Technology Corporation and the National Center for Scientific Research (Centre National De La Recherche Scientifique). His work has been instrumental in advancing the techniques used in formation testing.

Collaborations

Liger has collaborated with notable professionals in his field, including Yves Manin and Laurent Meijer. These collaborations have contributed to the development and refinement of his innovative methods.

Conclusion

François Liger's contributions to formation testing technology highlight his role as an influential inventor. His patented methods continue to impact the industry, showcasing the importance of innovation in scientific research and development.