Erasmus; Daniel E.
Patent Applications and Registrations
Patent applications and USPTO patent grants for Erasmus; Daniel E..The latest application filed is for "process for recovering heavy minerals from oil sand tailings".
- Erasmus; Daniel E. - Regina CA
| Patent | Date |
|---|---|
| Process for recovering heavy minerals from oil sand tailings Grant 7,695,612 - Erasmus , et al. April 13, 2 | 2010-04-13 |
| Process For Recovering Heavy Minerals From Oil Sand Tailings App 20070272596 - ERASMUS; DANIEL E. ; et al. | 2007-11-29 |
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