发明名称 |
Use of precipitated calcium carbonate as separator in stacked glass sheet heat treatment, especially thin glass sheet shrinkage pretreatment prior to further processing |
摘要 |
The use of precipitated calcium carbonate, as a separator in the heat treatment of stacked glass sheets, is new. Precipitated calcium carbonate is used as a separator in the heat treatment of stacked glass sheets at 480-680 deg C.
|
申请公布号 |
DE19914601(C1) |
申请公布日期 |
2000.08.10 |
申请号 |
DE19991014601 |
申请日期 |
1999.03.30 |
申请人 |
SCHOTT DESAG AG |
发明人 |
SCHWERTFEGER, RAINER;WEGENER, HOLGER |
分类号 |
C03B40/033;C03C23/00;(IPC1-7):C03B40/02;C03C17/22 |
主分类号 |
C03B40/033 |
代理机构 |
|
代理人 |
|
主权项 |
|
地址 |
|