Pharmaceutical
| Wed 22 Jul 2026
Beijing, July 23 -- Hebei Hejia Innovation Medicine Tech Co Ltd has submitted a patent application for Method for Purifying Cefoperazone Acid Crude Product. Gu Hongwei, Ren Feng, Cheng Guangye, Yu Hui, Chen Fangfang, Zhou Lingling, Tian Hongnian, Zhao Ruixin, Lei Ying and Zhang Weisong developed the invention.
The patent appl..