Issued Patents 2011
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| RE42844 | Linear tractor dry coal extrusion pump | David R. Matthews | 2011-10-18 |
| 8011187 | Fuel injection method and apparatus for a combustor | Shahram Farhangi, Alan V. von Arx, David R. Matthews | 2011-09-06 |
| 8011861 | Method and apparatus for continuously feeding and pressurizing a solid material into a high pressure system | David R. Matthews, Albert E. Stewart | 2011-09-06 |
| 7972572 | Reactor vessel and liner | Steven P. Fusselman, Stephen Arthur Yows, Bryan William McEnerney | 2011-07-05 |