 Notable patents were taken out by the company's manager, Sir John Alleyne.In December 1859 Alleyne patented a method of producing a load-bearing iron beam known as the Butterley Bulb, used in many early iron steam ships including HMS "Warrior" In 1861 Alleyne patented a method that allowed hot ingots to be moved around a roller after they had passed by just one person.During the production of steel sections the bar has to be repeatedly put through rollers.