Issued Patents 2018
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10143987 | Method for dividing fluid streams | Berthold Keggenhoff, Jeffrey Bolton, Friedhelm Steffens, Marc Seekamp, Gerhard Ruffert +1 more | 2018-12-04 |
| 10011484 | Process for purifying raw-material gases by fractionation | Alfred Soppe, Juergen Bittner, Thorsten Leidig, Friedhelm Steffens, Knud Werner | 2018-07-03 |
| 9938147 | Process for purifying raw-material gases by fractionation | Alfred Soppe, Juergen Bittner, Thorsten Leidig, Friedhelm Steffens, Knud Werner | 2018-04-10 |