Location History:
- Brisbane, AU (2015)
- Carindale, AU (1999 - 2019)
Company Filing History:
1 out of 6 
1 out of 1 
1 out of 6 
Years Active: 1999-2019
Title: Michael Matthew Hourn: Innovator in Mineral Treatment Technologies
Introduction
Michael Matthew Hourn is a notable inventor based in Carindale, Australia. He has made significant contributions to the field of mineral treatment, holding a total of 6 patents. His innovative methods focus on the efficient processing of mineral compositions, particularly those containing complex compounds.
Latest Patents
Hourn's latest patents include a method for the leaching of minerals, which involves treating a mineral composition containing iron, arsenic, or other Group VA compounds. This method requires milling the mineral composition to a particle size of less than 25 micrometers and leaching it in the presence of lime and/or limestone, along with a soluble alkali complexing agent and an oxygen-containing gas at a pH range of 3.5 to 6. Another significant patent addresses the treatment of sulphidic materials. This process treats a mixed sulphidic material containing lead sulphide and at least one other metal sulphide. It includes selective oxidation of lead sulphide to form an oxidized lead compound while minimizing the oxidation of other metal sulphides, allowing for effective separation.
Career Highlights
Throughout his career, Hourn has worked with prominent companies in the mining and mineral processing industry. Notable among these are Mim Holdings Limited and Highlands Frieda Pty. Limited. His work has significantly advanced the methodologies used in mineral treatment, showcasing his expertise and innovative thinking.
Collaborations
Hourn has collaborated with several professionals in his field, including John Anthony Willis and David Winborne. These partnerships have contributed to the development and refinement of his patented technologies.
Conclusion
Michael Matthew Hourn stands out as a key figure in the innovation of mineral treatment technologies. His patents reflect a commitment to improving processes that enhance the efficiency and effectiveness of mineral processing. His contributions continue to influence the industry positively.