Frevel; Ludo K.
Patent Applications and Registrations
Patent applications and USPTO patent grants for Frevel; Ludo K..The latest application filed is for "process for producing electrical power".
- Frevel; Ludo K. - Midland MI
| Patent | Date |
|---|---|
| Process For Producing Electrical Power App 20070214798 - Frevel; Ludo K. | 2007-09-20 |
| Parafocusing diffractometer Grant 4,247,771 - Frevel January 27, 1 | 1981-01-27 |
| Enhancement of promoted copper catalyst Grant 4,101,451 - Frevel , et al. July 18, 1 | 1978-07-18 |
| Dealkynation of olefin and diolefin streams Grant 3,912,789 - Frevel , et al. October 14, 1 | 1975-10-14 |
| Removal of .alpha.-acetylenes from gas streams Grant 3,897,511 - Frevel , et al. July 29, 1 | 1975-07-29 |
| Removal Of Carbon Monoxide From Air Grant 3,758,666 - Frevel , et al. September 11, 1 | 1973-09-11 |
| Process For Recovering Carbon Dioxide From Stack Gas Grant 3,660,023 - Frevel , et al. May 2, 1 | 1972-05-02 |
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