Petroline Wellsystems Limited
Patent Applications and Registrations
Patent applications and USPTO patent grants for Petroline Wellsystems Limited.The latest application filed is for "downhole valve".
- Petroline Wellsystems Limited - Scotland GB
- Petroline Wellsystems Limited - Aberdeen GB
| Patent | Date |
|---|---|
| Downhole valve Grant 6,125,930 - Moyes October 3, 2 | 2000-10-03 |
| Downhole setting tool for an expandable tubing Grant 6,112,818 - Campbell September 5, 2 | 2000-09-05 |
| Expandable tubing Grant 6,065,500 - Metcalfe May 23, 2 | 2000-05-23 |
| Downhole running tool Grant 6,050,341 - Metcalf April 18, 2 | 2000-04-18 |
| Downhole apparatus and method for expanding a tubing Grant 6,012,523 - Campbell , et al. January 11, 2 | 2000-01-11 |
| Connector assembly for an expandable slotted pipe Grant 5,924,745 - Campbell July 20, 1 | 1999-07-20 |
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