This inventor holds 1 USPTO granted patent. Top assignees: Nanjing Resources and Environment Engineering Technology Research Institute Co., Ltd., Nanjing Tech University. Active years: 2026.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile
Company Filing History:
1 out of 1 
1 out of 98 Years Active: 2026
Title: Xian Chen: Innovator in Environmental Protection
Introduction
Xian Chen is a prominent inventor based in Nanjing, China. He has made significant contributions to the field of environmental protection through his innovative research and development. His work focuses on creating advanced catalysts that enhance the efficiency of pollutant removal processes.
Latest Patents
Xian Chen holds a patent for a "Method for preparing amorphous silica-alumina encapsulated metal oxide catalyst and application thereof." This invention discloses a method for preparing an amorphous silica-alumina encapsulated metal oxide catalyst. The catalyst is designed to improve the efficiency of a cracking-oxidation tandem reaction, achieving full purification of carbon and nitrogen pollutants in landfill leachate. The method involves filling silica-alumina precursors in tunnels of a monometallic or bimetallic complex, followed by heat treatment. The catalyst boasts highly dispersed acidic sites and oxygen vacancies, a large pore size range, and high mass transfer efficiency. The results are impressive, with a COD removal rate of 98.3% or above and an ammonia nitrogen removal rate of 98.0% or above. The COD concentration of the purified effluent is less than 98.7 mg/L, while the ammonia nitrogen concentration is less than 24.9 mg/L.
Career Highlights
Xian Chen has worked at Nanjing Tech University and Nanjing Resources and Environment Engineering Technology Research Institute Co., Ltd. His experience in these institutions has allowed him to collaborate with other experts in the field and further his research endeavors.
Collaborations
Some of Xian Chen's notable coworkers include Zhuxiu Zhang and Xu Qiao. Their collaborative efforts have contributed to advancements in environmental engineering and catalyst development.
Conclusion
Xian Chen is a dedicated inventor whose work in environmental protection has led to significant advancements in catalyst technology. His innovative methods for pollutant removal demonstrate the potential for improving environmental sustainability.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile