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Application filed by Wests Gas Improvement Co LtdfiledCriticalWests Gas Improvement Co Ltd
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Publication of DK67152CpublicationCriticalpatent/DK67152C/da
DK63246A1943-08-161946-02-20Fremgangsmaade til Tætning af Revner eller Sprækker i Retorter eller Kamre, som arbejder under høje Temperaturer.
DK67152C
(da)
Fremgangsmaade til fremstilling af Skumglasformlegemer af Glasmel under Tilsætning af Stoffer, som ved de Temperaturer, hvorved Glasset bliver blødt afgiver Luftarter.