Description  Claims  Drawing  Cited references 

US20120196110A1   [0010] 
JP58115043A   [0018] 
US2015072129A   [0020] 
WO2014196407A   [0020] 
WO2014104302A   [0020] 

Glass Technol.: Europ. J. Glass Sci. Technol. A   [0094] 
Journal of the American Ceramic Society   [0094]