Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date | Approx Value ⓘ |
|---|---|---|---|---|
| 5401383 | Controlling chilling tower profile for dilution chilling dewaxing of 600N waxy oil | — | 1995-03-28 | $42,033,000 |
| 4908082 | Method for in-situ repair of solvent dewaxing filter cloths | Duncan J. Bristow, Scott W. Armstrong, Louis C. Dallaire, John A. Thompson | 1990-03-13 | $55,258,000 |
| 4451353 | Solvent dewaxing waxy hydrocarbon distillates using a combination poly acrylate polymer and polymethacrylate polymer dewaxing aid | Cedric Briens, Bruce M. Sankey | 1984-05-29 | $17,531,000 |