Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4711714 | Method for the separation of gas from oil | Ian C. Callaghan, Wojciech Grabowski | 1987-12-08 |
| 4577491 | Method for determining the stability of foam | Ian C. Callaghan | 1986-03-25 |
| 4564665 | Oil gas separation | Ian C. Callaghan, Hans-Ferdi Fink, Gotz Koerner, Hans-Jurgen Patzke, Christian Weitemeyer | 1986-01-14 |
| 4557737 | Oil gas separation | Ian C. Callaghan, Hans-Ferdi Fink, Gotz Koerner, Hans-Jurgen Patzke, Christian Weitemeyer | 1985-12-10 |