Puddling

2 definitions found

From The Collaborative International Dictionary of English v.0.48 [gcide]:

  Puddle \Pud"dle\, v. t. [imp. & p. p. {Puddled}; p. pr. & vb. n.
     {Puddling}.]
     1. To make foul or muddy; to pollute with dirt; to mix dirt
        with (water).
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              Some unhatched practice . . .
              Hath puddled his clear spirit.        --Shak.
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     2.
        (a) To make dense or close, as clay or loam, by working
            when wet, so as to render impervious to water.
        (b) To make impervious to liquids by means of puddle; to
            apply puddle to.
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     3. To subject to the process of puddling, as iron, so as to
        convert it from the condition of cast iron to that of
        wrought iron. --Ure.
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     {Puddled steel}, steel made directly from cast iron by a
        modification of the puddling process.
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From The Collaborative International Dictionary of English v.0.48 [gcide]:

  Puddling \Pud"dling\, n.
     1. (Hydraul. Engin.)
        (a) 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.
        (b) Puddle. See {Puddle}, n., 2.
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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.
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     {Puddling furnace}, a reverberatory furnace in which cast
        iron is converted into wrought iron or into steel by
        puddling.
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