单词 | pattinsonation |
释义 | † pattinsonationn. Metallurgy. Obsolete. rare. = pattinsonization n. ΘΚΠ society > occupation and work > industry > working with specific materials > working with metal > [noun] > refining > refining lead Pattinson's process1852 Parkes process1857 pattinsonization1870 pattinsonation1881 1881 Trans. Amer. Inst. Mining Engineers 1880–1 9 162 In mechanical pattinsonation the operation is performed in a cylindrical vessel, in which the bath is stirred mechanically, and from which, as the richer alloy crystallizes, the poorer liquid is repeatedly drained out. This entry has been updated (OED Third Edition, June 2005; most recently modified version published online March 2019). < n.1881 |
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