发明名称 |
Envelope for catching drillings. |
摘要 |
<p>Envelope for catching drillings, wherein the front side and at the rear side the envelope is provided with folding lines, by means of which a widening of the side surface over at least part of the side can be obtained.</p> |
申请公布号 |
EP0329204(A1) |
申请公布日期 |
1989.08.23 |
申请号 |
EP19890200024 |
申请日期 |
1989.01.05 |
申请人 |
ENFA B.V. |
发明人 |
HENDRIX, ARNOLDUS, JOSEPHUS JOHANNES MARIA |
分类号 |
B23Q11/00;B25D17/14 |
主分类号 |
B23Q11/00 |
代理机构 |
|
代理人 |
|
主权项 |
|
地址 |
|