Leung; Antony H. S.
Patent Applications and Registrations
Patent applications and USPTO patent grants for Leung; Antony H. S..The latest application filed is for "pipeline conditioning process for mined oil-sand".
- Leung; Antony H. S. - Sherwood Park CA
| Patent | Date |
|---|---|
| Pipeline conditioning process for mined oil-sand Grant 5,264,118 - Cymerman , et al. November 23, 1 | 1993-11-23 |
| Microbubble flotation process for the separation of bitumen from an oil sands slurry Grant 4,783,268 - Leung November 8, 1 | 1988-11-08 |
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