This inventor holds 1 USPTO granted patent. Top assignee: University of Science and Technology Beijing. 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:
Years Active: 2026
Title: Keqing Li and Low-Cost Cementitious Materials
Introduction
Keqing Li is an inventor associated with Beijing, China, and the University of Science and Technology Beijing. Her patent work addresses the use of industrial and municipal waste materials in cementitious products.
Latest Patents
Li is associated with 1 patent, titled “Low-Cost Four-Element System Cementitious Material, Preparation Method and Application Thereof.” The invention describes a cementitious material for mine cementing and filling, as well as construction materials. Its ingredients include water-quenched blast furnace slag, waste-incineration bottom ash, pretreated waste-incineration fly ash, and desulfurization gypsum, combined in specified mass proportions. The material is proposed as a lower-cost alternative to cement for mine-filling applications and for preparing concrete.
Career Highlights
Li’s disclosed invention focuses on incorporating waste-derived materials into cementitious products. The approach connects resource reuse with potential applications in mining and construction.
Collaborations
The provided information lists Siqi Zhang and Tong Zhao as Li’s coworkers. The patent description identifies the University of Science and Technology Beijing as her associated organization.
Conclusion
Keqing Li’s patent presents a waste-based, four-component cementitious material intended for mine filling and construction, highlighting a practical application of alternative raw materials.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile