Company Filing History:
Years Active: 1991-1992
Title: Harold M Ray: Innovator in Flotation Processes
Introduction
Harold M Ray is a notable inventor based in Potosi, MO (US), recognized for his contributions to the field of mineral processing. He holds 2 patents that focus on innovative flotation processes for the separation of sulfide ores.
Latest Patents
His latest patents include "Sequential and selective flotation of sulfide ores containing copper" and "A sequential flotation process for the separation of components of an ore containing sulfides of copper and molybdenum." These patents detail a method that involves initially effecting selective flotation of the copper component directly from the ore by conditioning it with a combination of a source of bisulfite ion and causticized starch. This process produces a conditioned ore with a pH between approximately 5.2 and 6.2, followed by treatment with a collector selected from dialkyl dithiophosphates and alkyl dithiophosphinates.
Career Highlights
Harold M Ray is associated with The Doe Run Company, where he applies his expertise in flotation processes. His work has significantly advanced the methods used in the mining industry for the efficient extraction of valuable minerals.
Collaborations
Throughout his career, he has collaborated with notable coworkers such as Nathaniel Arbiter and John C Morrisey, contributing to the development of innovative solutions in mineral processing.
Conclusion
Harold M Ray's contributions to flotation processes have made a significant impact in the field of mineral processing, showcasing his innovative spirit and dedication to advancing technology in this area.