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Decarbonization

This operation is performed on cast iron, to convert it into steel or soft iron. The articles to be decarbonized are packed in finely-powdered hemaat one end just below the cork of the jar, the tite, or native oxide of iron, to which iron outer end being adjusted in the filter at the filings are often added, and exposed for some height which it is desired that the liquid shall time to a strong red heat, by which the excess be kept at in the filter. The apparatus is set of carbon is abstracted or burnt out. The in working order by sucking the liquid into process somewhat resembles annealing or the tube b, so as to fill it. The liquid will cementation. continue to flow until its surface in the filter