Scheffer; Hendrik J.
Patent Applications and Registrations
Patent applications and USPTO patent grants for Scheffer; Hendrik J..The latest application filed is for "movable catalyst bed reactor".
- Scheffer; Hendrik J. - Amsterdam NL
| Patent | Date |
|---|---|
| Movable catalyst bed reactor Grant 4,590,045 - van der Wal , et al. May 20, 1 | 1986-05-20 |
| Gas-liquid Contacting Tray Grant 3,647,192 - DeGroot , et al. March 7, 1 | 1972-03-07 |
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