iron or converting it to steel. His experiments began in 1847. The same process was later independently invented and patented by Henry Bessemer."-- Reference Wikipedia.org back to 246) 247 "the other was Bessemer" "Sir Henry Bessemer (January 19, 1813 – March 15, 1898), English engineer and inventor. Bessemer's name is chiefly known in connection with the Bessemer process for the manufacturing of steel. Patents of such obvious value did not escape criticism, and invalidity was freely urged against them on various grounds. But Bessemer was fortunate enough to maintain them intact without litigation, though he found it advisable to buy up the rights of one patentee, while in another case he was freed from anxiety by the patent being allowed to lapse in 1859 through nonpayment of fees" -- Reference Wikipedia.org back to 247)