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Mini Biographies of Scots and Scots Descendants (H)
Howden, James

In 1854 James Howden founded the company, that more than a century later would become Howden Group, to supply boilers and steam engines in the rapidly developing shipbuilding industry in the West of Scotland. His invention of the forced draught concept (preheating combustion air with the waste heat from the flue gas and using a fan to blow it into the furnace) radically reduced coal consumption and helped to make steam powered transatlantic journeys a practical proposition.

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