Issued Patents All Time
Showing 1–25 of 71 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11982135 | Downhole apparatus for reducing rotational and linear friction between a downhole tool and/or a downhole tool string comprising the downhole tool and a wall of a wellbore | — | 2024-05-14 |
| 10934796 | Method for removing casing from a wellbore | David Stephenson, Tomasz Jozef Walerianczyk | 2021-03-02 |
| 10711535 | Downhole apparatus and method | — | 2020-07-14 |
| 10428596 | Downhole tool and method | — | 2019-10-01 |
| 10329877 | Downhole tool and method | Michael Wardley | 2019-06-25 |
| 9834991 | Downhole traction apparatus and assembly | — | 2017-12-05 |
| 8746028 | Tubing expansion | Andrew Duggan, Graeme Thomas Marr, Paul David Metcalfe, Mark Davies, Wayne Rudd | 2014-06-10 |
| 8641407 | Tubing expansion | — | 2014-02-04 |
| 8117883 | Tubing expansion | Wayne Rudd | 2012-02-21 |
| 8075813 | Tubing expansion | David Stephenson, Grant Adams, David Grant | 2011-12-13 |
| 7921925 | Method and apparatus for expanding and separating tubulars in a wellbore | Patrick Maguire, Robert Coon | 2011-04-12 |
| 7578043 | Coupling tubulars | Simon J. Harrall, Paul David Metcalfe, Neil James Glover, David Stephenson, Andrew Duggan | 2009-08-25 |
| 7478651 | Bore-lining tubing | — | 2009-01-20 |
| 7419193 | Tubing connector | — | 2008-09-02 |
| 7410001 | Coupling and sealing tubulars in a bore | Simon J. Harrall | 2008-08-12 |
| 7377325 | Centraliser | Duncan James Trinder, Alexander Craig Mackay | 2008-05-27 |
| 7373990 | Method and apparatus for expanding and separating tubulars in a wellbore | Simon J. Harrall, Patrick Maguire, Robert Coon | 2008-05-20 |
| 7370708 | Seal arrangement | Alexander Craig Mackay, Robert Cowman | 2008-05-13 |
| 7367404 | Tubing seal | Alexander Craig Mackay | 2008-05-06 |
| 7357189 | Seal | Walter Aldaz, Andrew Duggan, James Whanger, Simon J. Harrall, James Oliver | 2008-04-15 |
| 7350584 | Formed tubulars | Simon J. Harrall | 2008-04-01 |
| 7350585 | Hydraulically assisted tubing expansion | Wayne Rudd | 2008-04-01 |
| 7325618 | Tubing expansion tool | William Ball Roy | 2008-02-05 |
| 7322420 | Tubing expansion | Duncan James Trinder, John Strachan Nicoll, Graham MacKay, Alexander Craig Mackay | 2008-01-29 |
| 7303023 | Coupling and sealing tubulars in a bore | Simon J. Harrall | 2007-12-04 |