Issued Patents All Time
Showing 1–16 of 16 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9701883 | Friction reducer compositions | Mukesh Kumar, Kalman Koczo, Kostas Spyropoulos, John M. Terracina, Mark D. Leatherman +1 more | 2017-07-11 |
| 9255220 | Defoamer formulation and methods for making and using same | Edward C. Marshall, Frank Zamora | 2016-02-09 |
| 9090809 | Methods for using complementary surfactant compositions | Edward C. Marshall, Frank Zamora | 2015-07-28 |
| 9085724 | Environmentally friendly base fluids and methods for making and using same | Frank Zamora, Edward C. Marshall, Sarkis R. Kakadjian | 2015-07-21 |
| 9062241 | Weight materials for use in cement, spacer and drilling fluids | Frank Zamora, Marilyn J. Bramblett, Mario B. Hernandez, Sarkis R. Kakadjian, Ron Powell | 2015-06-23 |
| 8932996 | Gas hydrate inhibitors and methods for making and using same | Michael William Morrow, Frank Zamora | 2015-01-13 |
| 8846585 | Defoamer formulation and methods for making and using same | Marshall C. Edward, Frank Zamora | 2014-09-30 |
| 8524639 | Complementary surfactant compositions and methods for making and using same | Edward C. Marshall, Frank Zamora | 2013-09-03 |
| 8362298 | Hydrolyzed nitrilotriacetonitrile compositions, nitrilotriacetonitrile hydrolysis formulations and methods for making and using same | Aziz Hikem, Sarkis R. Kakadjian, Frank Zamora | 2013-01-29 |
| 8258339 | Hydrolyzed nitrilotriacetonitrile compositions, nitrilotriacetonitrile hydrolysis formulations and methods for making and using same | Aziz Hikem, Sarkis R. Kakadjian, Frank Zamora | 2012-09-04 |
| 8141661 | Enhanced oil-based foam drilling fluid compositions and method for making and using same | Sarkis R. Kakadjian, Edward C. Marshall, Michael DiBiasio, Frank Zamora | 2012-03-27 |
| 8093431 | Aldehyde-amine formulations and method for making and using same | Ray Veldman, Frank Zamora, Emilia U. Ugwu, Zoraida Vazquez | 2012-01-10 |
| 7956217 | Hydrolyzed nitrilotriacetonitrile compositions, nitrilotriacetonitrile hydrolysis formulations and methods for making and using same | Aziz Hikem, Sarkis R. Kakadjian, Frank Zamora | 2011-06-07 |
| 7915203 | Secondary emulsifiers for inverted emulsion fluids and methods for making and using same | Arthur Thomas Gilmer, Edward C. Marshall | 2011-03-29 |
| 7741250 | Wellbore servicing fluids comprising grafted homopolymers and methods of using same | Bharat B. Patel | 2010-06-22 |
| 7169739 | Methods of reducing sag in non-aqueous fluids | Bharat B. Patel, Wayne S. Stewart | 2007-01-30 |