The Collaborative International Dictionary
Puddling \Pud"dling\, n.
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(Hydraul. Engin.)
The process of working clay, loam, pulverized ore, etc., with water, to render it compact, or impervious to liquids; also, the process of rendering anything impervious to liquids by means of puddled material.
Puddle. See Puddle, n.,
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2. (Metal.) The art or process of converting cast iron into wrought iron or steel by subjecting it to intense heat and frequent stirring in a reverberatory furnace in the presence of oxidizing substances, by which it is freed from a portion of its carbon and other impurities.
Puddling furnace, a reverberatory furnace in which cast iron is converted into wrought iron or into steel by puddling.
Usage examples of "puddling furnace".
Thus Onions' furnace was of the nature of a puddling furnace, the fire of which was urged by a blast.