ISSN print edition: 0366-6352 ISSN electronic edition: 1336-9075 Registr. No.: MK SR 9/7 Published monthly

The use of Slovak dolomites in the manufacture of vacuum bottles

F. Schill and F. Trenz

Dr. E. Beneš official Glass Research Institute in Hradec Králové

Abstract: Glass suitable for vacuum flasks, with a low softening temp., a long temp. interval of convenient viscosity, and relatively high resistance to devitrification during the forming operations is manufd. with Slovak dolomites (CaO 30.97% and MgO 20.98%) without an addn. of limestone, H₃BO₃, or borax.

Full paper in Portable Document Format: 34a97.pdf (in Czech)

Chemical Papers 3 (4) 97–106 (1949)