| 6140647 |
Gasoline RFG analysis by a spectrometer |
William T. Welch, Roy Roger Bledsoe, Jr., Brian K. Wilt |
2000-10-31 |
| 5892228 |
Process and apparatus for octane numbers and reid vapor pressure by Raman spectroscopy |
John B. Cooper, Roy Roger Bledsoe, Jr., Kent L. Wise, William T. Welch, Brian K. Wilt |
1999-04-06 |
| 5712481 |
Process and apparatus for analysis of hydrocarbon species by near infrared spectroscopy |
William T. Welch, Brian K. Wilt, Roy Roger Bledsoe, Jr., Steven M. Maggard |
1998-01-27 |
| 5614164 |
Production of mesophase pitches, carbon fiber precursors, and carbonized fibers |
William P. Hettinger, Jr. |
1997-03-25 |
| 5596196 |
Oxygenate analysis and control by Raman spectroscopy |
John B. Cooper, Kent L. Wise, William T. Welch |
1997-01-21 |
| 5238672 |
Mesophase pitches, carbon fiber precursors, and carbonized fibers |
William P. Hettinger, Jr. |
1993-08-24 |