Harmon A Evans

Title: Harmon A. Evans: Innovator in Metal Reduction Technologies

Introduction

Harmon A. Evans is a notable inventor based in Moses Lake, WA (US). He has made significant contributions to the field of metal reduction, holding a total of 3 patents. His innovative approaches have advanced the methods used in producing high-purity metals.

Latest Patents

One of Evans' latest patents is titled "Process for Combination Metal Reduction and Distillation." This invention involves a unique combination reduction and distillation process utilizing a furnace with two vertically displaced vessels. The upper vessel is designed to contain a perforated inner liner and allows for the periodic charging of metal salts and reducing metals. The lower vessel facilitates the withdrawal of molten reducing metal salts produced during the redox reaction. This method is particularly useful for producing large quantities of high-purity metals such as zirconium, titanium, and hafnium.

Another significant patent by Evans is the "Control Method for Large Scale Batch Reduction of Zirconium Tetrachloride." This control method enhances the efficiency of reducing zirconium tetrachloride to zirconium metal. The process involves vaporizing solid zirconium tetrachloride in a sublimer and feeding the vaporized material into a reduction vessel. The system includes a condenser to regulate the feed of vaporized zirconium tetrachloride, ensuring improved control over the reduction process.

Career Highlights

Harmon A. Evans is associated with Westinghouse Electric Corporation, where he has applied his expertise in metal reduction technologies. His work has contributed to advancements in the production of high-purity metals, which are essential in various industrial applications.

Collaborations

Evans collaborates with Young J. Kwon, working together to innovate and improve metal reduction processes.

Conclusion

Harmon A. Evans is a distinguished inventor whose work in metal reduction technologies has led to significant advancements in the field. His patents reflect a commitment to innovation and efficiency in producing high-purity metals.