Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6294093 | Aqueous dispersion of an oil soluble demulsifier for breaking crude oil emulsions | Radhakrishnan Selvarajan, Ananthasubramanian Sivakumar | 2001-09-25 |
| 5939362 | Enhanced corrosion protection by use of friction reducers in conjuction with corrosion inhibitors | John D. Johnson, Shi-Liang Fu, Matthew J. Bluth | 1999-08-17 |
| 5643460 | Method for separating oil from water in petroleum production | Manian Ramesh, Norman Edward Byrne | 1997-07-01 |
| 5433863 | Method for clarifying wastewater containing surfactants | Michael L. Braden | 1995-07-18 |
| 5332506 | Water clarification | Timothy L. Sweeney | 1994-07-26 |
| 5330650 | Dispersion polymers for oil field water clarification | Norman Edward Byrne, Manian Ramesh | 1994-07-19 |
| 5128046 | Water clarification through chelation | Michael L. Braden | 1992-07-07 |