POSCO has been carrying out various activities to promote the use of slag, a steelmaking byproduct, the company said Wednesday. Slag ― a mixture of silica and calcium, magnesium and iron oxides ― can ...

Steel mill services company makes presentation at COP28 on a low-carbon fertilizer made of recycled steel slag. Harsco says AgroSilicio soil amendment can be used “to correct chemical imbalances, ...

SAO PAULO, Oct 4 (Reuters) - Brazilian miner Vale VALE3.SA said on Wednesday that Vale Base Metals has signed a long-term agreement with BluestOne for the reuse of tailings from its Onca Puma mining ...

PHILADELPHIA, Dec. 04, 2023 (GLOBE NEWSWIRE) -- Harsco Environmental, a division of Enviri Corporation (NYSE: NVRI), has been invited by the Brazilian state of Minas Gerais to present the business’ ...

Shanghai Baosteel Group Corp, the world's sixth-largest steelmaker, has found a way to convert its once useless steelmaking slag into fertilizer. Baosteel has succeeded in laboratory experiments on ...