| 21. | The furnaces are made with " Cumbernauld " firebricks and feature a large amount of slag build-up.
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| 22. | In 1881, Pittsburgh entrepreneurs established the North Savage Firebrick Works of Welsh, Palmer & Maxwell just outside Fairhope.
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| 23. | The electrothermic furnace was a steel cylinder around 15 meters high and 2 meters in diameter, lined with firebrick.
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| 24. | The firebrick industry of the valley manufactured such products as clay tile, building and paving bricks and clay sewer pipe.
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| 25. | There are almost 300 units; including Sompuras, Witco Potteries, etc . producing sanitaryware, firebricks, electrical porcelains.
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| 26. | Subsequently, a fertilizer factory was built along with a glass plant, woolen mills, firebrick plant and a foundry.
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| 27. | He moved to Alabama in 1918, and continued his interest in the manufacture of iron, steel, and firebrick.
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| 28. | The firebox was not initially equipped with a firebrick arch, although one was retro-fitted during the summer of 1950.
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| 29. | Masonry ovens are generally built with fire-resistant materials like firebrick or clay, or even directly cast from refractory cement.
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| 30. | Traditionally ladles used to be lined using pre-cast firebricks however refractory concretes have tended to supersede these in many countries.
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