Company Filing History:
Years Active: 2012-2016
Title: Innovations of Fred B. Fletcher
Introduction
Fred B. Fletcher is an accomplished inventor based in Wayne, PA, known for his significant contributions to the field of materials engineering. He holds three patents, showcasing his expertise and innovative spirit in developing advanced steel rail technologies.
Latest Patents
Fletcher's latest patents include a method for creating hypereutectoid, head-hardened steel rails. This innovative process involves a specific composition of steel, including 0.86-1.00 wt % carbon, 0.40-0.75 wt % manganese, 0.40-1.00 wt % silicon, 0.05-0.15 wt % vanadium, 0.015-0.030 wt % titanium, and sufficient nitrogen to react with the titanium to form titanium nitride. The head hardening process is meticulously controlled at a cooling rate that is plotted on a graph with xy-coordinates, ensuring optimal performance and durability of the steel rail.
Career Highlights
Fletcher is currently associated with Arcelormittal Investigacion Y Desarrollo, S.L., where he continues to push the boundaries of innovation in steel production. His work has been instrumental in enhancing the quality and longevity of steel rails used in various applications.
Collaborations
Throughout his career, Fletcher has collaborated with notable colleagues, including Bruce L. Bramfitt and John A.