EAST CANAAN — As I look at the Beckley Furnace, I can imagine an iron worker, covered in ashes and soot, grunting as he pushes a wheelbarrow full of slag over a bridge crossing the Blackberry River.

Blast furnace slag is produced when iron ore, coke and a flux such as limestone are melted together in a blast furnace. The raw materials are fed into the top of the furnace and air is blown into the ...

Slags originate from different stages in the iron and steel process, for example, electric arc furnace, blast furnace, basic oxygen furnace, converter, or ladle. In the blast furnace, slag is ...

Tucked into the deeply entrenched landscape formed by the Codorus Creek in Hellam Township is one of the oldest remnants of a once-flourishing industry. The Codorus Furnace is one of five iron ...

This global shift may have come as a result of smelters looking for ways to increase copper yields.