Energy
| Wed 26 Aug 2026
Beijing, Aug. 26 -- Ningxia Baofeng Energy Group has obtained a patent for self-cleaning waste water heat exchanger. This invention was developed by Li Jun, Yang Yaolin, Yang Shixia, Zhang Yi, Zhang Xuequan, Bai Chengjie, Li Jianjun, Li Xinming, Ji Jinpeng, Liu Dongyang and Zhang Ting.
The patent application number is CN20252..