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Application filed by Boris I Nudelman, Ravchat E Urajev, Michail G CepkalenkofiledCriticalBoris I Nudelman
Publication of CS724081A1publicationCriticalpatent/CS724081A1/cs
Publication of CS237446B1publicationCriticalpatent/CS237446B1/cs
Verfahren zur Herstellung von besonders glatten und dichten Feuerton-, Steingut-, Steinzeug-, Klinker- und sonstigen feuerfesten und keramischen Erzeugnissen