Already in the 18th century, Friedrich Gottlob Keller (1816-95) and Charles Fenerty (1821-92) are credited independently with the discovery of wood grinding and the first mechanical pulp suitable for papermaking.

• 从Friedrich Gottlob Keller(1816-95)和Chares Fenerty(1821-95)在18世纪各自独立发明了第一种适合造纸的机械浆一磨石磨木浆，开创了用机械浆生产新闻纸的新局面后，机械浆就蓬勃地发展起来了。