Issued Patents 2005
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6957816 | Loop seal for knife gate valve | Kevin J. Blease | 2005-10-25 |
| 6938879 | Valve seal with pressure relief channels and expansion voids | Philip Wayne Bancroft, Steven A. Wortmann | 2005-09-06 |