Issued Patents All Time
Showing 1–13 of 13 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5637587 | Synergy biocides for use in aqueous ore slurries | Nancy L. Casselman | 1997-06-10 |
| 5385586 | Liquor oxalate stabilizers | Graeme J. Farquharson, John D. Kildea, Stephen Charles Grocott | 1995-01-31 |
| 5275628 | Compositions and method for foam control and crystal modification in Bayer process | Peter A. Dimas | 1994-01-04 |
| 5196052 | Bacterial-assisted heap leaching of ores | Jay S. Gomer | 1993-03-23 |
| 5181957 | Dust control and ore handling aid for bauxite ore | Nancy L. Passantino | 1993-01-26 |
| 5120519 | Scale control in phosphoric acid manufacture | — | 1992-06-09 |
| 5100631 | Heap leaching ores containing gold and silver | — | 1992-03-31 |
| 4915825 | Process for coal flotation using 4-methyl cyclohexane methanol frothers | Richard D. Christie, Randall J. Fortin | 1990-04-10 |
| 4898611 | Polymeric ore agglomeration aids | — | 1990-02-06 |
| 4875935 | Anionic acrylamide polymers as copper ore agglomeration aids | Jacqueline L. Bonin | 1989-10-24 |
| 4710285 | Vermiculite flotation promoter | Richard D. Christie, Thomas Pinder | 1987-12-01 |
| 4466887 | Polymer collectors for coal flotation | — | 1984-08-21 |
| 4462808 | Dispersant for high solids coal-water slurries | Merle L. Branning, Dodd W. Fong | 1984-07-31 |