Issued Patents All Time
Showing 26–42 of 42 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7547665 | Acidic treatment fluids comprising scleroglucan and/or diutan and associated methods | Thomas D. Welton, Richard W. Pauls | 2009-06-16 |
| 7547663 | Invert drilling fluids and methods of drilling boreholes | Jeff Kirsner, Don Siems, Kimberly Burrows-Lawson, David Carbajal, Dale E. Jamison | 2009-06-16 |
| 7534743 | Invert drilling fluids and methods of drilling boreholes | Jeff Kirsner, Don Siems, Kimberly Burrows-Lawson, David Carbajal, Dale E. Jamison | 2009-05-19 |
| 7488704 | Invert drilling fluids for use in drilling in subterranean formations | Jeff Kirsner, Don Siems, Kimberly Burrows-Lawson, David Carbajal, Dale E. Jamison | 2009-02-10 |
| 7462580 | Flat rheology drilling fluids | Jeff Kirsner, Don Siems, Kimberly Burrows-Lawson, David Carbajal, Dale E. Jamison | 2008-12-09 |
| 7456135 | Methods of drilling using flat rheology drilling fluids | Jeff Kirsner, Don Siems, Kimberly Burrows-Lawson, David Carbajal, Dale E. Jamison | 2008-11-25 |
| 7351681 | Well bore servicing fluids comprising thermally activated viscosification compounds and methods of using the same | B. Raghava Reddy, Frank Zamora, Ronney R. Koch, Joe M. Sandy | 2008-04-01 |
| 7306040 | Stimuli-degradable gels | Rajesh Kumar Saini, Diptabhas Sarkar, Bradley L. Todd, James Martin Griffin | 2007-12-11 |
| 7229952 | Additive packages for removing oil from solid materials recovered from a well bore | B. Raghava Reddy, Sears T. Dealy | 2007-06-12 |
| 7201228 | Freer flowing liquid-solid suspensions and methods of use in subterranean formations | Ronnie Glen Morgan | 2007-04-10 |
| 7159658 | Methods and compositions for treating subterranean zones | Keith A. Frost, Bradley L. Todd, Richard W. Pauls | 2007-01-09 |
| 7151077 | Polymersome compositions and associated methods of use | Robert K. Prud'homme, Lewis R. Norman, Douglas H. Adamson, Mustafa Erhan Yildiz | 2006-12-19 |
| 6849586 | Hard surface cleaners containing chitosan | Richard W. Avery | 2005-02-01 |
| 6846420 | Process for removing oil from solid materials recovered from a well bore | B. Raghava Reddy, Sears T. Dealy | 2005-01-25 |
| 6794346 | Hard surface cleaners containing chitosan and furanone | Roberta A. Wick, Richard W. Avery | 2004-09-21 |
| 4617139 | Detergent compositions containing polymers | Peter M. Duggleby | 1986-10-14 |
| 4539144 | Dishwashing compositions with an anti-filming polymer | Johannes J. M. de Ridder, Michael W. Hollingsworth | 1985-09-03 |