发明名称 |
Multiple-blade internal-hole saw for sawing crystalline rods |
摘要 |
Crystalline rods or blocks can be sawed into thin wafers by sawing the rod or block into a plurality of wafers that are connected to each other. The wafers can be connected by introducing a connecting agent after each sawing step, into the resulting cutting gaps. The wafers are separated only after the whole rod has been sawed with a two-blade internal-hole saw.
|
申请公布号 |
US4633847(A) |
申请公布日期 |
1987.01.06 |
申请号 |
US19850721176 |
申请日期 |
1985.04.08 |
申请人 |
WACKER-CHEMIE GESELLSCHAFT FUR ELEKTRONIK-GRUNDSTOFFE MBH |
发明人 |
LOSSL, GUNTER;ZAUHAR, HELMUT;STOCK, HORST |
分类号 |
B24B27/06;B23D59/00;B28D5/00;B28D5/02;(IPC1-7):B28D1/04 |
主分类号 |
B24B27/06 |
代理机构 |
|
代理人 |
|
主权项 |
|
地址 |
|