Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4323454 | Tube sheets for permeators | Alfred K. Fritzsche, Maurice L. Woodcock | 1982-04-06 |
| 4276249 | Processes for sealing hollow fiber membranes arranged in the form of a bundle | — | 1981-06-30 |