Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9199336 | Method for allocation of one or more pipes with several pipe parts to be cut | Michael Becker | 2015-12-01 |
| 4438936 | Secondary sealing element with U-shaped sealing ring for mechanical seals | — | 1984-03-27 |
| 4329155 | Process for the purification of waste sulfuric acid containing fluoride | — | 1982-05-11 |