This inventor holds 3 USPTO granted patents and 1 EPO patent. Top assignees: Inco Limited, Vale S.a.. Active years: 2002-2017.
Company Filing History:
Years Active: 2002-2017
Title: Avinash Singhal: Innovator in Hydrometallurgical Processes
Introduction
Avinash Singhal is a notable inventor based in Mississauga, Canada. He has made significant contributions to the field of hydrometallurgy, particularly in the recovery of valuable metals from ores. With a total of 3 patents to his name, Singhal's work has advanced the methods used in metal extraction processes.
Latest Patents
One of his latest patents is titled "Method for recovering scandium from intermediate products formed in the hydrometallurgical processing of laterite ores." This invention outlines a comprehensive method for recovering scandium from scandium-containing intermediate products. The process includes leaching the intermediate products with a suitable acid at a controlled pH, solid/liquid separation, and selective precipitation of scandium. The method aims to maximize scandium extraction while minimizing the co-extraction of impurities.
Another significant patent is the "Hydrometallurgical process for the recovery of nickel and cobalt values from a sulfidic flotation concentrate." This process involves forming a slurry of the flotation concentrate in an acid solution and subjecting it to a chlorine leach followed by an oxidative pressure leach. The resulting nickel-containing solution is treated by electrowinning to recover nickel cathode.
Career Highlights
Throughout his career, Avinash Singhal has worked with prominent companies in the industry, including Inco Limited and Vale S.A. His experience in these organizations has contributed to his expertise in hydrometallurgical processes and metal recovery techniques.
Collaborations
Singhal has collaborated with notable professionals in his field, including Derek George Eagland Kerfoot and Eberhard Krause. These collaborations have further enriched his work and contributed to advancements in metal extraction technologies.
Conclusion
Avinash Singhal's innovative approaches to hydrometallurgy have made a significant impact on the recovery of valuable metals. His patents reflect a commitment to improving extraction processes and advancing the field.