Issued Patents All Time
Showing 26–50 of 51 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11359128 | Cementing compositions and methods | Gary P. Funkhouser, Greg Robert Hundt | 2022-06-14 |
| 11352542 | Composite material for slurry yield enhancement | Thomas Jason Pisklak, Stephanie Ruiz, Samuel J. Lewis, William Cecil Pearl, Jr. | 2022-06-07 |
| 11352544 | Strength retrogression mitigation materials for cement compositions | Thomas Jason Pisklak, Samuel J. Lewis, William Cecil Pearl, Jr., Stephanie Ruiz | 2022-06-07 |
| 11293252 | Fluid barriers for dissolvable plugs | Samuel J. Lewis, Lonnie Carl Helms | 2022-04-05 |
| 11261694 | Apparatus, systems, and methods for dampening a wellbore pressure pulse during reverse circulation cementing | Simon Turton, John Paul Bir Singh, Michael Linley Fripp, Lonnie Carl Helms | 2022-03-01 |
| 11219931 | Removal of gels formed from liquid friction-reducing fluids | Tatyana V. Khamatnurova, Robert Douglas Hillard, Melissa C. Weston | 2022-01-11 |
| 11168242 | Compatible low crystalline silica spacers | Ryan Keeran | 2021-11-09 |
| 11162014 | Accelerating agents for resin cement composite systems for oil well cementing | William Cecil Pearl, Jr., Samuel J. Lewis, Thomas Jason Pisklak | 2021-11-02 |
| 11142679 | Two-part thixotropic lost circulation slurry | Thomas Jason Pisklak, Samuel J. Lewis | 2021-10-12 |
| 11125051 | High strength high temperature float equipment | Handoko Tirto Santoso, Simon Turton | 2021-09-21 |
| 10954426 | Foamed treatment fluids for lost circulation control | Brendon Chia Han Tan, Samuel J. Lewis, Thomas Jason Pisklak | 2021-03-23 |
| 10890046 | Managed pressure reverse cementing | John Paul Bir Singh, Walmy Cuello Jimenez, James Randolph Lovorn | 2021-01-12 |
| 10533123 | Additive for improving homogeneity of epoxy resin and cement composites | Mahesh P. Kulkarni, Vandana Pandey, Abhimanyu Pramod Deshpande, Ganesh Shriniwas Pangu, Ronnie Glenn Morgan | 2020-01-14 |
| 10513650 | Heavy-atom resin formulation for use in subterranean wells | Greg Robert Hundt, Jeffery Dwane Karcher | 2019-12-24 |
| 10378296 | Sealed downhole equipment and method for fabricating the equipment | Luke Christopher Downey, Nicholas Frederick Budler, Lonnie Carl Helms, Todd Anthony Stair | 2019-08-13 |
| 10329472 | Wellbore additives that include liquid-infiltrated porous silica | Lucas D. Albrighton, Adam Matthew McKay, Evan Baker Grimes, Evan Thomas Russell, Dominik Fry +3 more | 2019-06-25 |
| 10301527 | Epoxy resin formulations containing an impact modifier for use in subterranean wells | Greg Robert Hundt, Jeffery Dwane Karcher, Brittney Nicole Guillory | 2019-05-28 |
| 10287478 | Hydrazide-based curing agents for use in subterranean operations | Matthew Grady Kellum, Gregory Robert Hundt, Jeffery Dwane Karcher | 2019-05-14 |
| 10253240 | Compatibilized cement composition for treatment of a subterranean formation | Ramesh Muthusamy, Abhimanyu Pramod Deshpande, Greg Robert Hundt, Jeffery Dwane Karcher, Brittney Nicole Guillory | 2019-04-09 |
| 10241086 | Validation of cased-hole acoustic tools | Walmy Cuello Jimenez, Xueyu Pang, Robert Eric Epstein, Zachary Edward Gordon, Batakrishna Mandal +1 more | 2019-03-26 |
| 10144858 | Methods and compositions including a curable resin and organophilically-modified clay for subterranean oil well applications | Herron J. Kennedy, Lucas D. Albrighton | 2018-12-04 |
| 10041328 | Method for using managed pressure drilling with epoxy resin | Gary P. Funkhouser, Ronnie Glenn Morgan, James Randolph Lovorn | 2018-08-07 |
| 10035943 | Epoxy resin formulations containing an impact modifier for use in subterranean wells | Greg Robert Hundt, Jeffery Dwane Karcher, Brittney Nicole Guillory | 2018-07-31 |
| 9902891 | Heavy-atom resin formulation for use in subterranean wells | Greg Robert Hundt, Jeffery Dwane Karcher | 2018-02-27 |
| 9896269 | Method of forming a subterranean gas storage vessel | Brett Wade Williams, Marcus Duffy | 2018-02-20 |