Blocks or discs of presintered ceramic materials having a neutral reaction for the human body as blanks for artificial teeth, dental crowns, dental bridges, dental implants [ ; blocks or discs of finally sintered ceramic materials having a neutral reaction for the human body as blanks for artificial teeth, dental crowns, dental bridges, dental implants ]

RAW MATERIALS FOR USE IN MAKING CERAMICS, NAMELY, ALUMINA, ZIRCONIA, STAINIA, AND MAGNESIA

Chemicals for manufacturing advanced ceramics and ceramics with a neutral reaction by the human body for use in medicine, particularly, aluminum oxides, and zircon oxides