Company Filing History:
Years Active: 2020
Title: Innovations by Zhihui Yang in Acid Wastewater Treatment
Introduction
Zhihui Yang is a notable inventor based in Hunan, China. He has made significant contributions to the field of environmental engineering, particularly in the treatment of polluted acid wastewater. His innovative methods and apparatus have the potential to revolutionize how we recover valuable elements from hazardous waste.
Latest Patents
Zhihui Yang holds a patent for a "Method and apparatus for the recovery and deep treatment of polluted acid." This invention outlines a comprehensive approach to treating polluted acid, which includes several key steps. The method involves selectively adsorbing rare and noble metals, such as rhenium and selenium. It also includes separating copper from arsenic to recover the copper, performing efficient vulcanization for deep arsenic removal, and utilizing electrodialysis to pre-concentrate acid. The process concludes with evaporating and concentrating the acid and employing an air-stripping method to remove fluorine and chlorine. The apparatus consists of a precision filtering tank, a special adsorbing tank, a copper-arsenic separation device, a vulcanization device, an electrodialysis device, an evaporative concentration device, and an air-stripping device. This innovative method and apparatus not only facilitate the efficient recovery of valuable elements but also ensure the safe treatment of harmful substances, offering significant economic, social, and environmental benefits.
Career Highlights
Zhihui Yang is affiliated with Central South University, where he continues to advance his research and development in environmental technologies. His work has garnered attention for its practical applications and potential to address pressing environmental issues.
Collaborations
Zhihui Yang has collaborated with notable colleagues, including Liyuan Chai and Qingwei Wang. Their combined expertise contributes to the advancement of innovative solutions in the field of environmental engineering.
Conclusion
Zhihui Yang's contributions to the treatment of polluted acid wastewater exemplify the importance of innovation in addressing environmental challenges. His patented methods and apparatus represent a significant step forward in the recovery of valuable resources while ensuring environmental safety.