Company Filing History:
Years Active: 1978-1984
Title: Robijn Feenstra: Innovating Directional Drilling Technologies
Introduction
Robijn Feenstra, an inventive mind from Rijswijk, Netherlands, has made significant contributions to the field of drilling technologies. With a total of four patents to his name, Feenstra’s groundbreaking work has garnered attention and respect in the industry.
Latest Patents
Among his notable inventions, two stand out. The first is a "Downhole motor and method for directional drilling of boreholes." This innovation revolves around a downhole motor designed with a housing that is more resistant to bending in a specific longitudinal plane than in others. This feature allows for effective directional drilling by enabling the simultaneous rotation of the drill string and drill bit, followed by designated periods of controlled rotation.
The second invention is the "Method and means for controlling the course of a bore hole." This patent provides a solution for maintaining the desired trajectory during drilling operations. The invention features a downhole motor equipped with two eccentric stabilizers located near both ends of the housing. By alternating between rotating and non-rotating phases of the drill string, the course of the bore hole can be accurately controlled.
Career Highlights
Robijn Feenstra’s career has been predominantly associated with Shell Oil Company, where he has honed his skills and developed innovative solutions for directional drilling. His expertise in the field has contributed to advancements in drilling efficiency and precision.
Collaborations
Throughout his career, Feenstra has collaborated with notable colleagues, including Anthony W. Kamp and Bruce H. Walker. These collaborations have fostered an environment of innovation and creativity, leading to valuable contributions in the realm of drilling technologies.
Conclusion
Robijn Feenstra continues to be a driving force in the drilling industry with his innovative approaches to technology. Through his patents and collaborations, he plays an essential role in advancing the methods and techniques used in directional drilling. His work reflects the spirit of innovation that is critical in today's evolving engineering landscape.