Issued Patents All Time
Showing 1–16 of 16 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6203773 | Low temperature mineralization of alumina | Michael A. Easley, Dinesh Moorjani, John E. Marhanka | 2001-03-20 |
| 5744412 | Composition and process for making an insulating refractory material | Thomas G. Swansiger | 1998-04-28 |
| 5514361 | Method for making a synthetic meixnerite product | Edward S. Martin | 1996-05-07 |
| 5445807 | Production of aluminum compound | — | 1995-08-29 |
| 5225229 | Aluminum hydroxide production | Edward S. Martin, Mark L. Weaver, John E. Marhanka, Masaki Madono | 1993-07-06 |
| 5194243 | Production of aluminum compound | James R. Wall, deceased | 1993-03-16 |
| 5160574 | Process for production of small diameter titanium carbide whiskers | Michael A. Easley | 1992-11-03 |
| 5149520 | Small sized alpha alumina particles and platelets | Steven W. Sucech, John E. Marhanka | 1992-09-22 |
| 4970181 | Process for producing ceramic shapes | — | 1990-11-13 |
| 4847064 | Economical process for alpha alumina production | — | 1989-07-11 |
| 4835124 | Alumina ceramic product from colloidal alumina | — | 1989-05-30 |
| 4797271 | Producing alumina granules in a fluidized bed | Hubert L. Fleming, Jon F. Edd, Chin-Liang Chou, Hisashi Kono, Ching-Chung Huang | 1989-01-10 |
| 4704378 | Fluidized bed granulation of rehydratable alumina | Hubert L. Fleming, Jon F. Edd, Chin-Liang Chou, Hisashi Kono, Ching-Chung Huang | 1987-11-03 |
| 4579839 | Rehydration bondable alumina | — | 1986-04-01 |
| 4519989 | Removal of organic contaminants from bauxite and other ores | Paul J. The | 1985-05-28 |
| 4287965 | Hoist pad | Gary L. Pearson | 1981-09-08 |