KC

Kefei Cao

CE China Enfi Engineering: 3 patents #2 of 48Top 5%
Overall (All Time): #1,484,557 of 4,157,543Top 40%
3
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
10443112 Fuming furnace with lead collecting and discharging function Dawei Cui, Chuangu Wu, Shuangjie Feng, Xin Xu, Zhenmin Zhang 2019-10-15
10415883 Refractory protection layer for metallurgical furnace Budong Zheng, Zhenmin Zhang, Liyu Lu, Dawei Cui, Chuangu Wu +1 more 2019-09-17
10113800 Lance Dong Li, Zhenmin Zhang, Liqiong Hu, Xiaohong Hao 2018-10-30