spec. ‘The conversion of iron into steel by absorption of carbon…from a mass of ground charcoal in which it lies embedded while exposed to strong…
| 单词 | θ209358 |
| 释义 | society > occupation and work > industry > working with specific materials > working with metal > [noun] > conversion of metals > of iron into steel > methods or processes (5) cementation1780 spec. ‘The conversion of iron into steel by absorption of carbon…from a mass of ground charcoal in which it lies embedded while exposed to strong… Bessemer process1864 Bessemer process. A process for decarbonizing and desiliconizing pig-iron so as to convert it into steel or malleable iron, by passing currents of… Siemens process1866 To denote processes or devices discovered, invented, or developed by one or more of the brothers. Steel-making. Sometimes in combination with the… spray steelmaking1965 a continuous method of making steel in which molten iron falling in a stream is atomized by jets of oxygen and flux that combine with impurities… spray refining1967 |
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