单词 | puddling process |
释义 | > as lemmaspuddling process puddling process n. Now historical and rare ΚΠ 1798 Philos. Mag. 2 14 One of the principal operations well known by the name of the Puddling Process. 1883 Harper's Mag. Aug. 333/2 At Johnstown may be seen..the puddling process. 1891 Jrnl. Iron & Steel Inst. 1 119 In 1784..Cort invented the puddling process. 1961 Times 10 June 13/1 Changes in puddling processes by the mid-1840s caused the glassy slag used by Mason to display a deep purple tinge. 1994 D. Cardwell Fontana Hist. Technol. vii. 172 As far as I know the puddling process was last operated at the Atlas Forge, in Bolton, where it was used to supply a small, highly specialized market for wrought iron. < as lemmas |
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