Issued Patents All Time
Showing 1–18 of 18 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6887447 | Hydrogen sulfide abatement in molten sulfur | John A. Schield, Weldon J. Cappel, Jerry J. Weers | 2005-05-03 |
| 6656445 | Hydrogen sulfide abatement in molten sulfur | John A. Schield, Weldon J. Cappel, Jerry J. Weers | 2003-12-02 |
| 6605234 | Polysulfide solutions and hydroxalkylaminium ions for stabilizing elemental sulfur | Ting S. L. Go | 2003-08-12 |
| 6342647 | Vinyl monomer polymerization inhibition using hindered hydroxylamines | Muslim D. Shahid | 2002-01-29 |
| 5891263 | Deposits method dissolving coke oven gas | — | 1999-04-06 |
| 5760283 | Acrolein scavengers | Dwight K. Reid | 1998-06-02 |
| 5700368 | Treatments to reduce aldol condensation and subsequent polymerization in caustic acid gas scrubbers | — | 1997-12-23 |
| 5614080 | Treatments to reduce aldol condensation and subsequent polymerization in monoethanolamine scrubbers | — | 1997-03-25 |
| 5606094 | Acrolein scavengers | Dwight K. Reid | 1997-02-25 |
| 5552060 | Abatement of hydrogen sulfide with epoxides | — | 1996-09-03 |
| 5527447 | Treatments to reduce aldol condensation and subsequent polymerization in diethanolamine scrubbers | — | 1996-06-18 |
| 5344555 | Treatment of oils using reaction products of epoxides and tertiary amines | Lawrence N. Kremer, Robert V. Market | 1994-09-06 |
| 5213680 | Sweetening of oils using hexamethylenetetramine | Lawrence N. Kremer, John Link | 1993-05-25 |
| 5190640 | Treatment of oils using aminocarbinols | Lawrence N. Kremer, Robert V. Market | 1993-03-02 |
| 5183560 | Treatment of oils using choline base | Lawrence N. Kremer | 1993-02-02 |
| 4600518 | Choline for neutralizing naphthenic acid in fuel and lubricating oils | Donald G. Ries | 1986-07-15 |
| 4594147 | Choline as a fuel sweetener and sulfur antagonist | Beth W. Porlier, Wesley E. Cravey | 1986-06-10 |
| 4514286 | Fuel sweetening with organic peroxides | Sophia Wang, Beth W. Porlier | 1985-04-30 |