Issued Patents All Time
Showing 1–23 of 23 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11807830 | Surfactant compositions and use thereof | Ashish Dhawan, Carter M. Silvernail, Sukhwan Soontravanich, Keith A. Monk, Paige Mary Owens +4 more | 2023-11-07 |
| 11414626 | Surfactant compositions and use thereof | Ashish Dhawan, Carter M. Silvernail, Sukhwan Soontravanich, Keith A. Monk, Paige Mary Owens +4 more | 2022-08-16 |
| 11167257 | Surfactant compositions and use thereof as inverter of water-in-oil emulsion polymers | Ashish Dhawan, Wesley L. Whipple, Pious Kurian | 2021-11-09 |
| 11142713 | Asphaltene-inhibiting method using aromatic polymer compositions | Omer Gul, Ashish Dhawan | 2021-10-12 |
| 10023812 | Method for removing metals and amines from crude oil | Juan M. Garcia, III, Samuel A. Lordo | 2018-07-17 |
| 9790438 | Method for removing metals and amines from crude oil | Juan M. Garcia, III, Samuel A. Lordo | 2017-10-17 |
| 9267082 | Removal of mercury and mercuric compounds from crude oil streams | Samuel A. Lordo | 2016-02-23 |
| 9181499 | Systems and methods for monitoring and controlling desalting in a crude distillation unit | Brad Mason, Sam Lordo, Jeffrey Hubbard | 2015-11-10 |
| 8524074 | Removal of mercury and mercuric compounds from crude oil streams | Samuel A. Lordo | 2013-09-03 |
| 5961838 | Amphoteric polymer/polyamine combinations for color removal and clarification of paper mill waste water | Richard E. Metzgar, Jitendra Shah | 1999-10-05 |
| 5554298 | Steel mill flume water treatment | Ronald D. Kochik, David Picco, Kristine S. Salmen | 1996-09-10 |
| 5552498 | Preparation of amphoteric acrylic acid copolymers suitable as oil-in-water emulsion breakers | — | 1996-09-03 |
| 5449463 | Desalter wash water additive | Phillip L. Elliott, Donald J. Newman | 1995-09-12 |
| 5433863 | Method for clarifying wastewater containing surfactants | Robert A. Marble | 1995-07-18 |
| 5415785 | Method for removing a cyanide contaminant from refinery waste water streams | Veronica K. Braden, Manian Ramesh, Everett C. Phillips | 1995-05-16 |
| 5332507 | Recovery of oil from waste oil fluids | Wayne M. Carlson, Manian Ramesh, Ananthasubramanian Sivakumar | 1994-07-26 |
| 5135656 | Process for removing water soluble organic compounds from produced water | C. Mitchell Means | 1992-08-04 |
| 5128046 | Water clarification through chelation | Robert A. Marble | 1992-07-07 |
| 5104545 | Process for removing water soluble organic compounds from produced water | C. Mitchell Means | 1992-04-14 |
| 5032285 | Reverse emulsion breaking method using amine containing polymers | Stephan J. Allenson | 1991-07-16 |
| 5021167 | Method for separating liquid from water using amine containing polymers | Stephan J. Allenson | 1991-06-04 |
| 4931191 | Method for separating solids from water using amine containing polymers | Stephen J. Allenson | 1990-06-05 |
| 4792406 | Method for dewatering a slurry using a twin belt press with cationic amine salts | Stephan J. Allenson, Jack A. Banik | 1988-12-20 |