| 11044541 |
Loudspeaker with mounting assembly |
Kyle A. Ambrose, Chanc L. Bergbower |
2021-06-22 |
| 6294362 |
Rapid ferrous sulfate biooxidation |
Kevin Stuffle |
2001-09-25 |
| 6284530 |
Sulfide mineral concentrate bioleaching |
Kevin Stuffle, Kelly L. Karlage, Tom L. Young |
2001-09-04 |
| 6139602 |
Carbon catalyzed leaching of metal-containing ores |
Kevin Stuffle, Sean P. Premeau |
2000-10-31 |
| 6063158 |
Sulfide mineral concentrate bioleaching |
Kevin Stuffle, Kelly L. Karlage, Tom L. Young |
2000-05-16 |
| 5980342 |
Flushing system for a marine propulsion engine |
Andrew K. Logan, Matthew W. Jaeger, Lawrence C. Bibow, William E. Hughes |
1999-11-09 |
| 5413624 |
Enhancement of bioleach systems using nutrient additives |
Patricia A. Rusin |
1995-05-09 |
| 5248329 |
Biological processes for recovering heavy metals |
Patricia A. Rusin |
1993-09-28 |
| 5055130 |
Method for recovering silver from refractory manganese ores |
Robert G. Arnold, Norval A. Sinclair |
1991-10-08 |