QL

Qianhan Liu

JC Jiangsu Hengli Chemical Fibre Co.: 1 patents #9 of 22Top 45%
Overall (2021): #297,707 of 548,734Top 55%
1
Patents 2021

Issued Patents 2021

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
11174346 Flame-retardant polyester fiber and its preparation method Lili Wang, Lixin Yin, Feng Li 2021-11-16