Harold E Kelley

Title: Harold E Kelley: Innovator in Tungsten Carbide Technologies

Introduction

Harold E Kelley is a notable inventor based in Fallon, NV (US). He has made significant contributions to the field of materials science, particularly in the development of tungsten carbide technologies. With a total of 6 patents, Kelley has established himself as a key figure in innovation.

Latest Patents

Kelley’s latest patents include the production of near-stoichiometric spherical tungsten carbide particles. This invention discloses a method for creating these particles by coating a starting powder with a carbon-containing compound and then plasma processing it. The resulting near-stoichiometric spherical tungsten carbide particles exhibit desirable characteristics such as particle uniformity, impact resistance, and wear resistance, making them suitable for various applications. Another significant patent involves composite materials that comprise a hard ceramic phase and a Cu-Ni-Sn alloy. This invention details how the hard ceramic phase can include tungsten carbide and how the infiltration alloy can be optimized to enhance mechanical properties through heat treatment.

Career Highlights

Kelley is currently associated with Kennametal Inc., a company known for its advanced materials and tooling solutions. His work has contributed to the development of innovative materials that are essential in various industrial applications.

Collaborations

Throughout his career, Kelley has collaborated with notable colleagues such as William E Silvis and Charles J Terry. These collaborations have further enriched his contributions to the field of materials science.

Conclusion

Harold E Kelley is a distinguished inventor whose work in tungsten carbide technologies has led to significant advancements in material properties and applications. His innovative patents and collaborations continue to influence the industry positively.