Siy; Robert
Patent Applications and Registrations
Patent applications and USPTO patent grants for Siy; Robert.The latest application filed is for "bitumen production from single or multiple oil sand mines".
- Siy; Robert - Edmonton CA
| Patent | Date |
|---|---|
| Bitumen production from single or multiple oil sand mines Grant 9,796,930 - Spence , et al. October 24, 2 | 2017-10-24 |
| Bitumen Production From Single Or Multiple Oil Sand Mines App 20170081592 - SPENCE; JONATHAN ; et al. | 2017-03-23 |
| Post-conditioning oil sand slurry blending for improved extraction performance Grant 9,068,124 - Spence , et al. June 30, 2 | 2015-06-30 |
| Bitumen Separation Process And Apparatus For Problem Ores App 20130284641 - SIY; ROBERT ; et al. | 2013-10-31 |
| Post-conditioning Oil Sand Slurry Blending For Improved Extraction Performance App 20130256196 - SPENCE; JONATHAN ; et al. | 2013-10-03 |
| Primary froth recycle Grant 8,062,511 - Spence , et al. November 22, 2 | 2011-11-22 |
| Oil Sand Slurry Solids Reduction To Enhance Extraction Performance For Problem Ores App 20110127198 - SIY; ROBERT ; et al. | 2011-06-02 |
| Enhanced bitumen flotation Grant 7,727,385 - Siy , et al. June 1, 2 | 2010-06-01 |
| Primary Froth Recycle App 20090321326 - SPENCE; JONATHAN ; et al. | 2009-12-31 |
| Enhanced Bitumen Flotation App 20080190817 - SIY; ROBERT ; et al. | 2008-08-14 |
| Cold dense slurrying process for extracting bitumen from oil sand Grant 6,007,708 - Allcock , et al. December 28, 1 | 1999-12-28 |
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