Mr. Heaton says, that if the cast iron contains about five per ... phosphoric acid, 6*8 ; sulphuric acid, 1*1; iron (a good deal of it as metal), 12*6; soda and lime, 26*1. Total, 100.

The invention of Mr. Bucklin promises to fulfill every condition desired in making coppered iron—cast, malleable ... from iron by means of diluted sulphuric acid, in which the castings or ...