Issued Patents 2002
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6494951 | Cementing compositions using dry cementitious materials having improved flow properties | Ronald E. Sweatman, James F. Heathman, Russell M. Fitzgerald, Ronald J. Crook | 2002-12-17 |
| 6478869 | Flow properties of dry cementitious materials | Ronald E. Sweatman, James F. Heathman, Russell M. Fitzgerald, Ronald J. Crook | 2002-11-12 |
| 6478868 | Early-enhanced strength cement compositions and methods | Ronald J. Crook, Bryan K. Waugh, Russell M. Fitzgerald, Dennis W. Gray, Brent E. Traxel | 2002-11-12 |
| 6468936 | Solid MAO/metallocene catalyst complex for propylene polymerization | Edwar S. Shamshoum | 2002-10-22 |
| 6444316 | Encapsulated chemicals for use in controlled time release applications and methods | Ronald J. Crook, Dennis W. Gray, Russell M. Fitzgerald, Bradley L. Todd, Steven B. Laramay | 2002-09-03 |
| 6379456 | Flow properties of dry cementitious and non-cementitious materials | James F. Heathman, Ronald E. Sweatman, Sears T. Dealy | 2002-04-30 |
| 6364945 | Methods and compositions for forming permeable cement sand screens in well bores | Jiten Chatterji, Roger S. Cromwell, Bobby J. King, Philip D. Nguyen, David L. Brown | 2002-04-02 |
| 6364016 | Methods of reducing the water permeability of subterranean formations | Eldon D. Dalrymple, Larry S. Eoff, David L. Brown, Paul Brown | 2002-04-02 |
| 6336505 | Cementing casing strings in deep water offshore wells | — | 2002-01-08 |