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1 gen 1709 anni - 焦炭炼铁

Descrizione:

1709年，A·达比（Abraham Darby I）采用焦炭取代木炭炼铁，获得成功，并很快获得了这项技术专利。

1750年，亨茨曼（B.Huntsman）发明坩埚炼钢工艺。坩埚炼钢工艺是转炉炼钢技术发明前最重要的炼钢方法，是欧洲历史上钢首次被熔化冶炼。

1709

Aggiunto al nastro di tempo:

3.3工贸演化

28 giorni fa

0

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1634

Data:

1 gen 1709 anni

Adesso

~ 317 years ago

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