Etzel; James E.
Patent Applications and Registrations
Patent applications and USPTO patent grants for Etzel; James E..The latest application filed is for "water treatment process".
- Etzel; James E. - Lafayette IN
- Etzel; James E. - West Lafayette IN
| Patent | Date |
|---|---|
| Water treatment process Grant 5,591,346 - Etzel , et al. January 7, 1 | 1997-01-07 |
| Water treatment process Grant 5,453,201 - Etzel , et al. September 26, 1 | 1995-09-26 |
| Method of removing heavy metals from industrial waste streams Grant 4,343,706 - Etzel , et al. August 10, 1 | 1982-08-10 |
| Columnar fine mesh magnetized ion exchange resin system Grant 4,314,905 - Etzel , et al. February 9, 1 | 1982-02-09 |
| Disinfectant chlorinated cyanurate containing compositions and method of use Grant 4,288,430 - Etzel September 8, 1 | 1981-09-08 |
| Method for recovering and treating brine from water softener regeneration Grant 4,207,397 - Davis , et al. June 10, 1 | 1980-06-10 |
| Waste Water Reclamation In Fiber Glass Operation Grant 3,791,807 - Etzel , et al. February 12, 1 | 1974-02-12 |
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