Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5096871 | Alumina-alkali metal aluminum silicate agglomerate acid adsorbents | Claude P. Etchart, Francoise Tahiani | 1992-03-17 |
| 5079087 | Process for making metal surfaces hydrophilic and novel products thus produced | Frank N. Smith, Gregory J. Courval, Joseph Hron | 1992-01-07 |
| 5030424 | Recovery of rare earth elements from Bayer process red mud | George D. Fulford, Taichi Sato | 1991-07-09 |
| 5015447 | Recovery of rare earth elements from sulphurous acid solution by solvent extraction | George D. Fulford, Taichi Sato | 1991-05-14 |
| 4816122 | Preparation of aluminum fluoride from scrap aluminum cell potlinings | — | 1989-03-28 |
| 4810510 | Method of smoking food | Yoshitaka Yanagawa | 1989-03-07 |
| 4275042 | Removal of oxalate from Bayer process liquor | — | 1981-06-23 |