During the process of converter steelmaking,the oxidbillity of slag had an direct influence on the speed of melting slag,the viscosity of slag and the extent of sputter.
His most recent bruising experience came from his effort to stop ArcelorMittal, a steelmaking giant, closing two blast furnaces at Florange, in Lorraine.
These include setting standards and grabbing a slice of potentially lucrative businesses such as software to control hydrogen- and steelmaking equipment.
Heating limestone generates about 60% of the sector's carbon emissions and a replacement technology, such as direct reduction in steelmaking, is lacking.
Also, nuclear power is the only efficient way to provide zero-carbon heat for high-temperature industrial processes such as steelmaking, which account for about a fifth of energy consumption.
Green steelmaking is still in the first phase of this maturity " S-curve" , says Marc van Gerven, who advises big utilities and miners on the energy transition.
为大型公用事业公司和矿业公司提供能源转型建议的马克·范·格文 (Marc van Gerven) 表示,绿色仍处这一成熟度“S 曲线”的第一阶段。
But before the short-seller's assault, the bid for the mine was widely regarded as part of a larger plan to enter aluminium smelting, steelmaking and other bits of heavy industry.