The SAD was washed with the liquid-solid mass ratio of 10, leaching time of 8 h and leaching temperature of 90° C. AlN, NaCl and KCl were almost removed from SAD in the …
Актуальность проблемы. В начале нового тысячелетия силикатные и тугоплавкие неметаллические материалы продолжают занимать важнейшее место в деятельности …
A presente pesquisa fez uso da abordagem da Arqueologia da Arquitetura sob o principal objetivo de visualizar as mudanças sociais vivenciadas pelo Recife durante o século XIX …
J Liu, Z Wang, X Wang, H Liu… - International Journal of …, 2019 - Wiley Online Library
This article discusses the successful preparation of high‐strength solid solution spinel ceramics via a solid‐state reaction sintering process employing MgAl2O4. The effects of ZnO …
PG Lampropoulou, C GKatagas… - International …, 2012 - search.proquest.com
Eighteen new synthesized magnesium aluminate spinel based refractory compositions containing alumina ranging from 50% to 70% and additives of either ZrSiO4 (0.5%-2%) or …