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Frederick Henry De Veulle
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Publication of GB190114904ApublicationCriticalpatent/GB190114904A/en
14,904. Veulle, F. H. de. July 22. Metal pipes and tubes.-Consists in a method of constructing tubes with projecting heat-radiating surfaces. Cuts or slits b are made transversely in a sheet or strip of metal, so as to leave uncut margins a, as shown in Fig. 3. The strip is then bent along the lines x ... x into the form shown in Fig. 4, and then bent round the pipe e so as to form a number of radial projections d, as shown in Figs. 5 and 6.
GB190114904D1901-07-221901-07-22Improvements relating to Condensers.
ExpiredGB190114904A
(en)
An elementary partition piece, tubular, for elements heat exchangers, of indeterminate length. (Machine-translation by Google Translate, not legally binding)