Dahl; Bjorn
Patent Applications and Registrations
Patent applications and USPTO patent grants for Dahl; Bjorn.The latest application filed is for "shaker screen filter for a drilling fluid shaker".
- Dahl; Bjorn - Loen N/A NO
- Dahl; Bjorn - Kongsberg NO
| Patent | Date |
|---|---|
| Method and apparatus for monitoring wear of and repairing shaker screens Grant 9,498,796 - Dahl November 22, 2 | 2016-11-22 |
| Shaker Screen Filter For A Drilling Fluid Shaker App 20160052022 - DAHL; Bjorn | 2016-02-25 |
| Feeder channel for mud shaker Grant 9,233,398 - Dahl January 12, 2 | 2016-01-12 |
| Shaker screen filter for a drilling fluid shaker Grant 9,180,493 - Dahl November 10, 2 | 2015-11-10 |
| Method and apparatus for monitoring wear of shaker screens Grant 9,149,840 - Dahl October 6, 2 | 2015-10-06 |
| Feeder Channel For Mud Shaker App 20130139914 - Dahl; Bjorn | 2013-06-06 |
| Method And Apparatus For Monitoring Wear Of And Repairing Shaker Screens App 20130013100 - Dahl; Bjorn | 2013-01-10 |
| Method And Apparatus For Monitoring Wear Of Shaker Screens App 20110180107 - Dahl; Bjorn | 2011-07-28 |
| Shaker Screen Filter For A Drilling Fluid Shaker App 20110094950 - DAHL; Bjorn | 2011-04-28 |
| Method for Control of a Drilling Operation App 20110094800 - Krohn; Helge ; et al. | 2011-04-28 |
| Proximity fuse Grant 3,934,510 - Dahl January 27, 1 | 1976-01-27 |
| Proximity Fuse Grant 3,802,343 - Dahl April 9, 1 | 1974-04-09 |
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