Issued Patents All Time
Showing 26–37 of 37 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7624801 | Control system and method for controlling a hybrid petroleum extractor/power generator | Robert M. Zubrin, Douwe Bruinsma | 2009-12-01 |
| 7506685 | Apparatus and method for extracting petroleum from underground sites using reformed gases | Robert M. Zubrin | 2009-03-24 |
| 6786941 | Methods of controlling the density and thermal properties of bulk materials | Robert A. Reeves, Charlie W. Kenney | 2004-09-07 |
| 6422494 | Methods of controlling the density and thermal properties of bulk materials | Robert A. Reeves, Charlie W. Kenney | 2002-07-23 |
| 6231627 | Method to reduce oxidative deterioration of bulk materials | Robert A. Reeves, Charlie W. Kenney | 2001-05-15 |
| 6086647 | Molasses/oil coal treatment fluid and method | Randall L. Rahm, Kevin Avery | 2000-07-11 |
| 5919277 | Method to reduce oxidative deterioration of bulk materials | Robert A. Reeves, Charlie W. Kenney | 1999-07-06 |
| 5725613 | Method to reduce oxidative deterioration of bulk materials | Robert A. Reeves, Charlie W. Kenney | 1998-03-10 |
| 5386647 | Thin, self-cleaning gas distribution deck in fluidized bed dryer | Robert G. Bauer, Michael W. Shackelford | 1995-02-07 |
| H1161 | Aqueous coal slurry | Francis J. Smit, Wilbur W. Swanson | 1993-04-06 |
| 4582512 | Chemical leaching of coal to remove ash, alkali and vanadium | Francis J. Smit, Dale K. Huggins, Kurt R. Anast | 1986-04-15 |
| 4415542 | Controlling scale composition during acid pressure leaching of laterite and garnierite ore | Paul B. Queneau, Robert E. Doane, Mark W. Cooperrider | 1983-11-15 |