Issued Patents All Time
Showing 76–100 of 100 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7204310 | Methods of use settable drilling fluids comprising cement kiln dust | Craig W. Roddy, Jiten Chatterji, Bobby J. King | 2007-04-17 |
| 7204307 | Methods of using settable compositions comprising cement kiln dust | Craig W. Roddy, Jiten Chatterji, Bobby J. King | 2007-04-17 |
| 7199086 | Settable spotting compositions comprising cement kiln dust | Craig W. Roddy, Jiten Chatterji, Bobby J. King | 2007-04-03 |
| 7174962 | Methods of using lightweight settable compositions comprising cement kiln dust | Craig W. Roddy, Jiten Chatterji, Bobby J. King | 2007-02-13 |
| 7174961 | Methods of cementing using cement compositions comprising basalt fibers | Jiten Chatterji, Roger S. Cromwell | 2007-02-13 |
| 7114569 | Methods, cement compositions and suspending agents therefor | Jiten Chatterji, Roger S. Cronwell, Bobby J. King | 2006-10-03 |
| 7077203 | Methods of using settable compositions comprising cement kiln dust | Craig W. Roddy, Jiten Chatterji, Bobby J. King | 2006-07-18 |
| 7022755 | Resilient cement compositions and methods of cementing | Jiten Chatterji, Roger S. Cromwell, Bobby J. King | 2006-04-04 |
| 7013975 | Foamed cement slurries, additives and methods | Jiten Chatterji, Bobby J. King, Roger S. Cromwell, Dennis W. Gray | 2006-03-21 |
| 7008477 | Foamed cement slurries, additives and methods | Jiten Chatterji, Bobby J. King, Roger S. Cronwell, Dennis W. Gray | 2006-03-07 |
| 6953505 | Stable and biodegradable foamed cement slurries, additives and methods | Jiten Chatterji, Bobby J. King | 2005-10-11 |
| 6951249 | Foamed cement slurries, additives and methods | Jiten Chatterji, Bobby J. King, Roger S. Cronwell, Dennis W. Gray | 2005-10-04 |
| 6902002 | Cement compositions comprising improved lost circulation materials and methods of use in subterranean formations | Jiten Chatterji, Bobby J. King, Roger S. Cromwell | 2005-06-07 |
| 6899177 | Methods of cementing subterranean zones with cement compositions having enhanced compressive strengths | Jiten Chatterj, Roger S. Cromwell, Bobby J. King | 2005-05-31 |
| 6843846 | Methods and compositions for cementing subterranean zones | Jiten Chatterji, Dennis W. Gray, Krista L. Keener | 2005-01-18 |
| 6840319 | Methods, compositions and biodegradable fluid loss control additives for cementing subterranean zones | Jiten Chatterji, Roger S. Cromwell, Bobby J. King | 2005-01-11 |
| 6829922 | Evaluating foamed cement under pressure and temperature | Ronald J. Patin, Dennis W. Gray, James H. Cantrell, Garland W. Davis, Wendell D. Riley | 2004-12-14 |
| 6767867 | Methods of treating subterranean zones penetrated by well bores | Jiten Chatterji, Roger S. Cromwell, Bobby J. King, Dennis W. Gray, Ronald J. Crook +5 more | 2004-07-27 |
| 6681856 | Methods of cementing in subterranean zones penetrated by well bores using biodegradable dispersants | Jiten Chatterji, Roger S. Cromwell | 2004-01-27 |
| 6591910 | Methods and compositions for cementing subterranean zones | Jiten Chatterji, Dennis W. Gray, Krista L. Keener | 2003-07-15 |
| 6488763 | Light weight high temperature well cement compositions and methods | Lance E. Brothers, Susan M. Turkett, Barry Ekstrand, Jerry D. Childs | 2002-12-03 |
| 6332921 | Cement compositions and methods for high temperature wells containing carbon dioxide | Lance E. Brothers, Susan M. Turkett, Barry Ekstrand, Jerry D. Childs | 2001-12-25 |
| 6143069 | Light weight high temperature well cement compositions and methods | Lance E. Brothers, Susan M. Turkett, Barry Ekstrand, Jerry D. Childs | 2000-11-07 |
| 6019835 | Cement compositions and biodegradable dispersants therefor | Jiten Chatterji, Dennis W. Gray, Stuart E. Lebo, Jr., Stephen L. Dickman | 2000-02-01 |
| 5900053 | Light weight high temperature well cement compositions and methods | Lance E. Brothers, Jerry D. Childs | 1999-05-04 |