Vale added in a securities filing, however, that no decision has been reached yet on any potential transaction.

US Steel separately repurchased approximately $300 million of outstanding debt last week, the company noted in the same release.

Circle Green is not yet available in North America, according to the spokesperson for Outokumpu.

Thyssenkrupp plans for its Steel Europe operations to be completely climate-neutral by 2045 at the latest, the company said.

In September, the premium remained at $95 per tonne.

The agreement's focus areas include low-carbon sintering technology, blast furnace and basic oxygen furnace optimization, and carbon capture and utilization, it said.

The agreement's focus areas include low-carbon sintering technology, blast furnace and basic oxygen furnace optimization, and carbon capture and utilization, it said.

Rio Tinto and Baowu said on Wednesday that they will set up a JV to develop the Western Range iron ore mine project in Pilbara.