U.S. Steel’s notoriously outdated Edgar Thomson Works handles the molten substance left behind by smelting iron ore the same ...

Get any of our free daily email newsletters — news headlines, opinion, e-edition, obituaries and more. I am writing in response to a story published April 5 about the use of slag by Holcim's cement ...

Alternative construction system company Moladi has developed a means of incorporating mine slag into its Moladi mix, offering mining companies a viable method for recycling their waste material and ...

Please Note: Blog posts are not selected, edited or screened by Seeking Alpha editors. Archimedean Screw Conveyors are an essential part of many conveying and storage systems. Being simple and robust ...

Holcim, Inc. has agreed to limit the amount of slag it uses from Asarco's idled East Helena plant — and will not use any more slag from a Canadian smelter — after tests from the state showed "a slew" ...

U.S. Steel says it is investing $100 million dollars at the Edgar Thomson Works in Braddock. The steelmaker says it has applied for an “air construction permit” to start building a new slag recycler.

Recycled steel mill slag used as base material for a new airport runway is polluting a nearby stream, according to the Ohio EPA and the City of Cleveland. A report in the Cleveland Plain Dealer says ...