Graeser; Ulrich
Patent Applications and Registrations
Patent applications and USPTO patent grants for Graeser; Ulrich.The latest application filed is for "process for the hydrogenation of coal".
- Graeser; Ulrich - Haltern DE
| Patent | Date |
|---|---|
| Process for the hydrogenation of coal Grant 4,944,866 - Fuhrmann , et al. July 31, 1 | 1990-07-31 |
| Process for the production of reformer feed and heating oil or diesel oil from coal by liquid-phase hydrogenation and subsequent gas-phase hydrogenation Grant 4,639,310 - Dohler , et al. January 27, 1 | 1987-01-27 |
| Low temperature carbonization process for coal hydrogenation residues Grant 4,584,060 - Winckler , et al. * April 22, 1 | 1986-04-22 |
| Method of producing synthesis gas Grant 4,583,995 - Winckler , et al. * April 22, 1 | 1986-04-22 |
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