Fredrick M Coffman

Title: Fredrick M. Coffman: A Pioneer in Nuclear Fuel Technology

Introduction

Fredrick M. Coffman is an accomplished inventor based in Richland, WA, known for his significant contributions to nuclear technology. With two patents to his name, Coffman has developed innovative solutions that enhance the safety and efficiency of nuclear fuel systems.

Latest Patents

One of Coffman's notable inventions is the "Leak Detector Probe for Fuel Rods." This patent provides a method for determining nuclear reactor fuel rod leakage by measuring the vibrational characteristics of a resilient, flexible means sealed within the upper end caps of the fuel elements. A metallic diaphragm is set into motion, and a special tool measures the vibration, allowing for precise leakage detection.

Another important patent is the "Plenum Chamber Length Measurement System for Nuclear Fuel." This system enables accurate measurement of the length of the plenum chamber in a nuclear fuel rod, both before and after it has been in service. By using an eddy current sensing coil and a displacement-type transducer, this technology enhances the ability to assess the integrity of nuclear fuel rods effectively.

Career Highlights

Coffman currently works at Exxon Nuclear Company, Inc., where he applies his expertise in nuclear technology to develop innovative solutions for fuel management. His work in this sector not only showcases his technical skills but also reflects his commitment to advancing the field of nuclear energy.

Collaborations

Throughout his career, Coffman has collaborated with notable professionals, including his coworker, Keith O. Johnson. Together, they have contributed to the advancement of nuclear fuel technologies, leveraging their combined knowledge to push the boundaries of innovation in this critical industry.

Conclusion

Fredrick M. Coffman’s innovative patents, combined with his experience at Exxon Nuclear Company, Inc., position him as a key figure in the field of nuclear technology. His contributions, particularly in the realm of fuel rod safety and measurement, underscore the importance of innovation in ensuring the reliability and safety of nuclear energy systems. As the industry evolves, inventors like Coffman will remain at the forefront of technological advancements.