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  • by P. L. Guinand, towards the end of the 18th century, by introducing the process of stirring the molten glass by means of a cylinder of fireclay. Guinand
    169 KB (26,978 words) - 16:46, 25 December 2012
  • outer wall of a chimney stack may with advantage be made 9 in. thick. Fireclay tubes, rectangular or circular in transverse section, are largely used
    262 bytes (10,399 words) - 20:36, 7 January 2015
  • south-eastern counties, Including ampshire, Sussex and Surrey, with Essex. Fireclay is largely raised from coal-mines, while, among special clays, there is
    233 bytes (58,619 words) - 02:19, 4 January 2015
  • quarantaine—L. quadraginta, forty—quatuor, four.] Quarl, kwärl, n. a segment of fireclay used in making covers for retorts, &c. Quarl, kwärl, n. a medusa or jelly-fish
    79 KB (11,284 words) - 19:00, 28 January 2012