Issued Patents All Time
Showing 1–25 of 35 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10174600 | Real-time extended-reach monitoring and optimization method for coiled tubing operations | Silviu Livescu | 2019-01-08 |
| 10136637 | Pesticide nano-suspension | Jeff Dunn | 2018-11-27 |
| 10053935 | Lubricating compositions for use with downhole fluids | Silviu Livescu, John Delorey | 2018-08-21 |
| 9695652 | System and method for splicing a non-spoolable tool anywhere along a coiled tubing string | Craig Chabert | 2017-07-04 |
| 8955603 | System and method for positioning a bottom hole assembly in a horizontal well | John Ravensbergen, Lyle Laun | 2015-02-17 |
| 8944167 | Multi-zone fracturing completion | John Ravensbergen, Lyle Laun | 2015-02-03 |
| 8936088 | Cutting assembly and method of cutting coiled tubing | Manfred Sach, Jason Skufca | 2015-01-20 |
| 8899330 | Devices and methods for severing a tube-wire | — | 2014-12-02 |
| 8459358 | Cutting dart and method of using the cutting dart | Manfred Sach, Jason Skufca | 2013-06-11 |
| 8205672 | Acid tunneling bottom hole assembly and method utilizing reversible knuckle joints | Alexander R. Crabtree, Lance Portman | 2012-06-26 |
| 8127851 | Mill and method for drilling composite bridge plugs | — | 2012-03-06 |
| 7878247 | Methods for cleaning out horizontal wellbores using coiled tubing | William A. Aitken, Jeff Li | 2011-02-01 |
| 7870902 | Methods for allowing multiple fractures to be formed in a subterranean formation from an open hole well | David Ross, Harold Dean Brannon, Alexander R. Crabtree | 2011-01-18 |
| 7798227 | Methods for placing multiple stage fractures in wellbores | — | 2010-09-21 |
| 7735556 | Method of isolating open perforations in horizontal wellbores using an ultra lightweight proppant | Russell Meyer, Darcy A. Schultz, Trevor Gordon Hayes, Quentin Shane Stang | 2010-06-15 |
| 7690426 | Method of repairing failed gravel packs | — | 2010-04-06 |
| 7273108 | Apparatus to allow a coiled tubing tractor to traverse a horizontal wellbore | — | 2007-09-25 |
| 7172026 | Apparatus to allow a coiled tubing tractor to traverse a horizontal wellbore | — | 2007-02-06 |
| 6893589 | Process for producing granules | — | 2005-05-17 |
| 6872689 | Water-dispersible agrochemical compositions | — | 2005-03-29 |
| 6834722 | Cyclic check valve for coiled tubing | Lubos Vacik, John Ravensbergen | 2004-12-28 |
| 6832655 | Method for cleaning gravel packs | John Ravensbergen, Lance Portman | 2004-12-21 |
| 6712150 | Partial coil-in-coil tubing | Richard A. Altman, William Gavin, Alexander R. Crabtree | 2004-03-30 |
| 6640897 | Method and apparatus for through tubing gravel packing, cleaning and lifting | Richard A. Altman | 2003-11-04 |
| 6497290 | Method and apparatus using coiled-in-coiled tubing | Spencer Fried | 2002-12-24 |