Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5283046 | Method for re-use of aqueous co-product from manufacture of sodium dithionite | Charles E. Winslow, Jr., Joseph L. Bush | 1994-02-01 |
| 4582510 | Stabilized dithionite solutions | Edwin D. Little | 1986-04-15 |
| 4328366 | Treatment of waste stream from pentaerythritol production | Charles E. Winslow, Jr. | 1982-05-04 |
| 4288402 | Acid field test kit for refrigeration oils containing a leak detector | — | 1981-09-08 |
| 4283303 | Process for manufacture of stable sodium dithionite slurries | — | 1981-08-11 |