Issued Patents 1989
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4876048 | Purification of alkanesulfonyl chlorides | Gregory A. Wheaton, Martin Nosowitz | 1989-10-24 |
| 4827031 | Process for preparing amines from olefins with ammonium halide catalysts | Paul J. McElligott, Jr., Roger T. Clark | 1989-05-02 |