Hazen, Wayne C.
Patent Applications and Registrations
Patent applications and USPTO patent grants for Hazen, Wayne C..The latest application filed is for "calcining apparatus and process of use".
- Hazen, Wayne C. - Denver CO
- Hazen; Wayne C. - N/A
| Patent | Date |
|---|---|
| Calcining apparatus and process of use App 20030215379 - Denham, Dale Lee JR. ; et al. | 2003-11-20 |
| Calcining apparatus and process of use App 20030091486 - Denham, Dale Lee JR. ; et al. | 2003-05-15 |
| Sodium carbonate recrystallization App 20030084547 - Hazen, Wayne C. ; et al. | 2003-05-08 |
| Method Of Reducing Emissions During Calcining App 20010007650 - DENHAM, JR., DALE LEE ; et al. | 2001-07-12 |
| Apparatus and method for inhibiting the leaching of lead in water Grant 6,013,382 - Coltrinari , et al. January 11, 2 | 2000-01-11 |
| Ion exchange process for the recovery of metals Grant 3,872,209 - Hazen , et al. March 18, 1 | 1975-03-18 |
| Process For Separating Metals Using Double Solvent Extraction With Bridging Solvent Medium Grant 3,615,170 - Hazen , et al. October 26, 1 | 1971-10-26 |
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