Issued Patents All Time
Showing 1–11 of 11 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7566434 | Spheroidal aggregates comprising single-wall carbon nanotubes and method for making the same | Yuemei Yang, Eduardo Vega, Jr. | 2009-07-28 |
| 7488875 | Process for purifying carbon nanotubes made on refractory oxide supports | Jeffrey L. Bahr, Yuemei Yang, Kenneth O. McElrath, Aurelie Mayeux | 2009-02-10 |
| 7250148 | Method for making single-wall carbon nanotubes using supported catalysts | Yuemei Yang, Kenneth A. Smith | 2007-07-31 |
| 7135160 | Spheroidal aggregates comprising single-wall carbon nanotubes and method for making the same | Yuemei Yang, Eduardo Vega, Jr. | 2006-11-14 |
| 5207894 | Removal of aromatic color bodies from aromatic hydrocarbon streams | Stewart H. Presnall, Robert J. Haynal, Beverly B. Slimp, Jr., Pamela A. Yanchik | 1993-05-04 |
| 5141630 | Separation process employing two stripping gases | Richard B. Halsey | 1992-08-25 |
| 5098556 | Treatment of off-specification white mineral oil made by two stage hydrogenation | Caridad Go, Thomas F. Wulfers, Frank McKay | 1992-03-24 |
| 5069775 | Heavy crude upgrading using remote natural gas | — | 1991-12-03 |
| 5026934 | Method for converting light hydrocarbons to olefins, gasoline and methanol | Charanjit S. Bains | 1991-06-25 |
| 4579646 | Bottoms visbreaking hydroconversion process | Paul Dittmar | 1986-04-01 |
| 4483762 | Hydrocarbon conversion process using molybdenum catalyst | — | 1984-11-20 |