| Patent No. | Patent Title: |
| 8100186 | Expansion system for expandable tubulars and method of expanding ... |
| 8100188 | Setting tool for expandable liner hanger and associated methods |
| 8100199 | Continuous fluid circulation valve for well drilling |
| 8091628 | Apparatus and method for providing fluid and projectiles to downh... |
| 8087460 | Granular electrical connections for in situ formation heating |
| 8087459 | Packer providing multiple seals and having swellable element isol... |
| 8079413 | Bottom set downhole plug |
| 8074722 | Method for securing a damaged wellhead |
| 8074749 | Earth removal member with features for facilitating drill-through |
| 8074710 | System for conducting earth borehole operations |
| 8069920 | Lateral well locator and reentry apparatus and method |
| 8066286 | Method of sealing a gap using multistage brush seal |
| 8066074 | Systems and methods for mitigating annular pressure buildup in an... |
| 8061419 | Casing head slip lock connection for high temperature service |
| 8061430 | Re-settable and anti-rotational contraction joint with control li... |
| 8056625 | Formation evaluation while drilling |
| 8056641 | Method of radially expanding a tubular element in a wellbore prov... |
| 8051929 | Core drill bits with enclosed fluid slots |
| 8042617 | System and method for deploying one or more tools in a wellbore |
| 8037936 | Method of heating sub sea ESP pumping system |
| RE42733 | Wear-resistant, variable diameter expansion tool and expansion me... |
| 8016294 | Sealing device |
| 8016296 | Metal laminate gasket |
| 8016031 | Erosion resistant frac head |
| 8016049 | Method and apparatus for installing a borehole heat exchanger in ... |
| 8011438 | Downhole flow control with selective permeability |
| 8011452 | Steerable drilling system |
| 8011670 | Sealing device |
| 8011669 | Valve stem seal with gas relief features |
| 8011447 | Automated drill string position survey |
| 8006779 | Pressure cycle operated perforating firing head |
| 8006766 | Method and apparatus for controlling the speed of a pump in a wel... |
| 8002050 | Completion technique and treatment of drilled solids |
| 8002287 | Hand assemblable fuel injector seal |
| 7997332 | Method and apparatus to remove a downhole drill collar from a wel... |
| 7997341 | Downhole fluid filter |
| 7997583 | Mechanical sealing device |
| 7992876 | Sealing gasket for furnace body button |
| 7992658 | Pilot reamer with composite framework |
| 7987930 | Drill bit assembly for fluid-operated percussion drill tools |