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| Wed 24 Jun 2026
Beijing, June 25 -- Henan University of Science and Technology has applied Chinese patent for Method for Setting Oil Supply Quantity of Ball Bearing. Deng Si'er, Lin Bihua, Zhang Wenhu, Dong Shuaihao, Cui Yongcun, Wang Hengdi, Tian Heng, Ye Liang, Wu Zhenghai, Wang Zhiwei and Niu Rongjun developed it.
The patent application num..