Issued Patents All Time
Showing 26–40 of 40 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4551225 | High anisotropic pitch | — | 1985-11-05 |
| 4548704 | Pitch for direct spinning into carbon fibers derived from a steam cracker tar feedstock | — | 1985-10-22 |
| 4548703 | Pitch for direct spinning into carbon fibers | — | 1985-10-22 |
| 4522701 | Process for preparing an anisotropic aromatic pitch | — | 1985-06-11 |
| 4518482 | Pitch for direct spinning into carbon fibers derived from a coal distillate feedstock | — | 1985-05-21 |
| 4518483 | Aromatic pitch from asphaltene fractions | — | 1985-05-21 |
| 4503026 | Spinnable precursors from petroleum pitch, fibers spun therefrom and method of preparation thereof | — | 1985-03-05 |
| 4502943 | Post-treatment of spinnable precursors from petroleum pitch | — | 1985-03-05 |
| 4448670 | Aromatic pitch production from coal derived distillate | — | 1984-05-15 |
| 4431512 | Aromatic pitch from asphaltene-free steam cracker tar fractions | — | 1984-02-14 |
| 4427531 | Process for deasphaltenating cat cracker bottoms and for production of anisotropic pitch | — | 1984-01-24 |
| 4427530 | Aromatic pitch derived from a middle fraction of a cat cracker bottom | — | 1984-01-24 |
| 4414095 | Mesophase pitch using steam cracker tar (CF-6) | — | 1983-11-08 |
| 4414096 | Carbon precursor by hydroheat-soaking of steam cracker tar | — | 1983-11-08 |
| 4363715 | Production of carbon artifact precursors | — | 1982-12-14 |