Plastics
| Wed 04 Nov 2026
Beijing, Nov. 4 -- Zhejiang Huijia New Mat Co Ltd has obtained a patent for polyurethane resin filling device. This invention was developed by Wang Xiahuan, Lu Yanjie, Chen Yehua, Wang Shenfang, Xiong Jian, Yi Yu, Zeng Qingwei and Yan Yulong.
The patent application number is CN202520792437U 20250424. The patent publication nu..