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Expired
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Robert Stewart Franz
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Individual
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Individual
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Publication of GB190303339ApublicationCriticalpatent/GB190303339A/en
3339. Franz, R. S. Feb. 12. Air, supplying ; smoke-consuming.- In puddling, iron and steel heating, retort, glass, or boiler furnaces, air is distributed below and above the fuel from a main 6 under the fireblidge 2, by perforated branches 7 under the grate 3, and by branches 8, which are laid in the walls of the furnace and continued horizontally as pipes 9 bearing nozzles 9<1>. Valves 16 in the grate pipes are connected by a rod 13 to a hand-lever 10, and a pair of valves in the wall pipes are coupled by a rod 20.
GB190303339D1903-02-121903-02-12Improvements in Furnaces
ExpiredGB190303339A
(en)