Issued Patents 2004
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6797054 | Foamed well cement slurries, additives and methods | Roger S. Cromwell, Chad Brenneis, Bobby J. King, Dennis W. Gray, Frank Zamora | 2004-09-28 |
| 6784141 | Methods, aqueous well treating fluids and friction reducers therefor | Karen L. King, David E. McMechan | 2004-08-31 |
| 6766862 | Expandable sand control device and specialized completion system and method | R. Ashley Donaldson, Ronald Glen Dusterhoft, Tommy Frank Grigsby, Travis Hailey, Jackie M. LaFontaine +4 more | 2004-07-27 |
| 6767867 | Methods of treating subterranean zones penetrated by well bores | Roger S. Cromwell, Bobby J. King, D. Chad Brenneis, Dennis W. Gray, Ronald J. Crook +5 more | 2004-07-27 |
| 6762155 | Methods of removing water-based drilling fluids and compositions | Sears T. Dealy, Ronald J. Crook | 2004-07-13 |
| 6734146 | Foamed fracturing fluids, additives and methods of fracturing subterranean zones | Ron Crook, Karen L. King | 2004-05-11 |
| 6716282 | Methods and oil-based settable spotting fluid compositions for cementing wells | James E. Griffith, Bobby J. King, John L. Dennis, Jr. | 2004-04-06 |
| 6708760 | Methods and cement compositions for cementing in subterranean zones | Roger S. Cromwell, Darrell Chad Brenneis, Bobby J. King | 2004-03-23 |
| 6681856 | Methods of cementing in subterranean zones penetrated by well bores using biodegradable dispersants | D. Chad Brenneis, Roger S. Cromwell | 2004-01-27 |