Issued Patents All Time
Showing 76–81 of 81 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4925639 | Removal of nitric oxide from waste gases and recovery as nitric acid | — | 1990-05-15 |
| 4899000 | Production of allyl chloride | — | 1990-02-06 |
| 4890591 | Rotary internal combustion engine and method of starting the engine | — | 1990-01-02 |
| 4830718 | Removal of sulfur dioxide (SO.sub.2) from waste gases and recovery as sulfuric acid | — | 1989-05-16 |
| 4744736 | Compound rotary internal combustion engine | — | 1988-05-17 |
| 4605540 | Low volatile fluorine process for making elemental phosphorus | — | 1986-08-12 |