Issued Patents 2004
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6834726 | Method and apparatus to reduce downhole surge pressure using hydrostatic valve | Richard L. Giroux, David Hosie | 2004-12-28 |
| 6766859 | Wellbore liner system | Mark Kuck | 2004-07-27 |
| 6755252 | Downhole surge pressure reduction and filtering apparatus | Clayton Stanley Pluchek, Gerald Pedersen, Richard L. Giroux, Thad Scott | 2004-06-29 |
| 6742596 | Apparatus and methods for tubular makeup interlock | — | 2004-06-01 |
| 6712151 | Tubing expansion | Neil Andrew Abercrombie Simpson | 2004-03-30 |
| 6712142 | Apparatus and methods for expanding tubulars in a wellbore | Neil A. A. Simpson | 2004-03-30 |
| 6708769 | Apparatus and methods for forming a lateral wellbore | Frederick T. Tilton | 2004-03-23 |
| 6708762 | Methods and apparatus for forming a lateral wellbore | Frederick T. Tilton, Neil A. A. Simpson, Kevin L. Gray, Robert P. Badrak, David J. Brunnert | 2004-03-23 |
| 6695056 | System for forming a window and drilling a sidetrack wellbore | John D. Roberts | 2004-02-24 |