Company Filing History:
Years Active: 2023-2025
Title: Innovations by Yuehua Hu in Flotation Reagents
Introduction
Yuehua Hu, an accomplished inventor based in Changsha, China, has made significant contributions in the field of flotation reagents. With a total of three patents, Hu focuses on advancements that enhance the separation processes of various minerals, particularly those containing calcium. His innovative approaches not only improve industrial efficiency but also promote environmentally friendly practices.
Latest Patents
Among Hu's latest patents are key inventions that showcase his expertise in mineral processing. The first patent involves a novel carbamoylacetamide compound used in the flotation of calcium-bearing minerals. This highly selective flotation reagent includes the 2-cyano-N-(substituted carbamoyl)acetamide compound, which, when combined with an auxiliary collector, demonstrates exceptional flotation separation capabilities. This invention particularly excels in separating fluorite from calcite and purifying rough scheelite concentrates while operating under neutral conditions, thereby minimizing environmental impact.
Another groundbreaking patent from Hu involves the Hydroxamic acid-metal hydroxide coordination complex. This complex is produced by the coordination of hydroxamic acid with metal ions in alkaline conditions. It offers strong selectivity and collection ability for key metal oxide minerals, including ilmenite and rare earth elements. The simplicity and low cost of the preparation method are advantageous for its industrial application.
Career Highlights
Yuehua Hu is affiliated with Central South University, where he applies his knowledge to research and development in mineral processing. His work has garnered attention for addressing critical challenges faced in the extraction of valuable minerals, thus contributing to the advancements in sustainable mining practices.
Collaborations
Hu collaborates with notable colleagues, including Wei Sun and Haisheng Han, to further enhance research outcomes. This collaborative environment fosters innovation and allows for diverse expertise to converge on solving complex problems within the mineral processing sector.
Conclusion
Yuehua Hu’s innovative patents and collaborative efforts at Central South University position him as a significant contributor to advancements in flotation reagents. His work not only improves extraction efficiency but also aligns with environmental considerations, marking a positive impact in the field of mineral processing. With each new invention, Hu continues to pave the way for future innovations in the industry.