Number of application: 843-96  Number of patent: 283459

Original title: Směsi pro žáruvzdorné účely 

Title in English: Refractory mixture

First author: Václav Ševčík, MSc 

Short abstract:

Mixture for refractory uses, based on ground Portland (silicate) clinker (without gypsum) and admixture of Al2O3 type or hydrated Al2O3 with particle size less than 150um and refractory aggregate.This mixture has the properties comparable with alumina cement with low Al2O3 content. Refractoriness of this mixture is approx. 1230°C.