首页>>国外专利>>SURFACE TREATMENT PROCESS FOR CERAMIC MECHANICAL SEAL RINGS OF PUMPS AND RING OBTAINED WITH SAID PRO
| 专利名称： | SURFACE TREATMENT PROCESS FOR CERAMIC MECHANICAL SEAL RINGS OF PUMPS AND RING OBTAINED WITH SAID PRO |
| 公开（告）号： | |
| 公开（公告）日： | 2008-08-06 00:00:00 |
| 申请（专利）号： | EP1951489 |
| 申请日： | 2006-10-12 00:00:00 |
| 发明（设计）人： | MECCANOTECNICA UMBRA S P A (IT) |
| (申请)专利权（人）： | ZAMBOTTO ITALO (IT);VALENTINI FRANCESCO (IT) |
| 内容： |
发布日期：2008-11-27 15:06:00