This inventor holds 2 USPTO granted patents. Top assignees: Outokumpu Oyj, Outotec Oyj. Active years: 2005-2013.
Company Filing History:
Years Active: 2005-2013
Title: Raimo Leimala: Innovator in Metal Purification Technologies
Introduction
Raimo Leimala is a notable inventor based in Pori, Finland. He has made significant contributions to the field of metal purification, particularly in the recovery processes of copper and gold. With a total of 2 patents, his work has advanced the efficiency and effectiveness of these processes.
Latest Patents
Leimala's latest patents include a method for the purification of copper chloride solution. This invention addresses the removal of metal impurities in chloride-based copper recovery processes. The method allows for the reduction of impurities in a strong chloride solution of monovalent copper to very low levels by utilizing ion exchange as a purification stage. Another significant patent is the method of removal of impurities from gold concentrate containing sulfides. This invention focuses on leaching impurities, such as tellurium and bismuth, from gold concentrate using an acidic aqueous solution at elevated temperatures, ensuring that the gold remains in the concentrate.
Career Highlights
Throughout his career, Leimala has worked with prominent companies in the industry, including Outokumpu Oyj and Outotec Oyj. His experience in these organizations has contributed to his expertise in metal recovery and purification technologies.
Collaborations
Leimala has collaborated with various professionals in his field, including Olli Hyvärinen. Their joint efforts have furthered advancements in metal purification methods.
Conclusion
Raimo Leimala's innovative work in metal purification technologies has made a significant impact on the industry. His patents reflect a commitment to improving recovery processes for copper and gold, showcasing his expertise and dedication to innovation.