Issued Patents All Time
Showing 1–25 of 85 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8297592 | High-pressure plug valve | Bob McGuire | 2012-10-30 |
| 8205916 | High-pressure threaded union with metal-to-metal seal, and metal ring gasket for same | Bob McGuire, Danny Lee Artherholt | 2012-06-26 |
| 8118090 | Hybrid wellhead system and method of use | Bob McGuire | 2012-02-21 |
| 8100185 | Multi-lock adapters for independent screwed wellheads and methods of using same | Bob McGuire | 2012-01-24 |
| 8100175 | Fracturing head with replaceable inserts for improved wear resistance and method of refurbishing same | Bob McGuire | 2012-01-24 |
| 7984758 | Multi-lock adapters for independent screwed wellheads and methods of using same | Bob McGuire | 2011-07-26 |
| 7967086 | Slip spool assembly and method of using same | Bob McGuire, Irwin Rosenhauch | 2011-06-28 |
| 7950410 | Gate valve with replaceable inserts and method of refurbishing same | Bob McGuire | 2011-05-31 |
| 7946558 | High-pressure plug valve | Bob McGuire | 2011-05-24 |
| 7934546 | Fracturing head with replaceable inserts for improved wear resistance and method of refurbishing same | Bob McGuire | 2011-05-03 |
| 7922216 | High-pressure threaded union with metal-to-metal seal, and metal ring gasket for same | Bob McGuire, Danny Lee Artherholt | 2011-04-12 |
| 7905293 | Hybrid wellhead system and method of use | Bob McGuire | 2011-03-15 |
| 7896087 | Method of subsurface lubrication to facilitate well completion, re-completion and workover | — | 2011-03-01 |
| 7886833 | System and method for low-pressure well completion | Bob McGuire | 2011-02-15 |
| 7874371 | Subsurface lubricator and method of use | — | 2011-01-25 |
| 7857062 | Configurable wellhead system with permanent fracturing spool and method of use | — | 2010-12-28 |
| 7743856 | Slip spool assembly and method of using same | Bob McGuire, Irwin Rosenhauch | 2010-06-29 |
| 7721808 | Hybrid wellhead system and method of use | Bob McGuire | 2010-05-25 |
| 7708079 | Multi-lock adapters for independent screwed wellheads and methods of using same | Bob McGuire | 2010-05-04 |
| 7703205 | Method of refurbishing a high-pressure plug valve | Bob McGuire | 2010-04-27 |
| 7654585 | High-pressure threaded union with metal-to-metal seal, and metal ring gasket for same | Bob McGuire, Danny Lee Artherholt | 2010-02-02 |
| 7650936 | Drilling flange and independent screwed wellhead with metal-to-metal seal and method of use | Bob McGuire | 2010-01-26 |
| 7628201 | Fracturing head with replaceable inserts for improved wear resistance and method of refurbishing same | Bob McGuire | 2009-12-08 |
| 7604050 | Wellhead and control stack pressure test plug tool | Bob McGuire | 2009-10-20 |
| 7584797 | Method of subsurface lubrication to facilitate well completion, re-completion and workover | — | 2009-09-08 |