Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4558168 | Production of high purity butene-1 from an n-butane feedstock | David Spence, William A. Schwartz | 1985-12-10 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4558168 | Production of high purity butene-1 from an n-butane feedstock | David Spence, William A. Schwartz | 1985-12-10 |