Marcinew; Richard
Patent Applications and Registrations
Patent applications and USPTO patent grants for Marcinew; Richard.The latest application filed is for "viscoelastic surfactant acid treatment".
- Marcinew; Richard - Calgary N/A CA
- Marcinew; Richard - Alberta CA
- Marcinew; Richard - Al-Khobar SA
| Patent | Date |
|---|---|
| Viscoelastic surfactant acid treatment Grant 8,895,481 - Chen , et al. November 25, 2 | 2014-11-25 |
| Methods and apparatus to perform stress testing of geological formations Grant 8,146,416 - Pisio , et al. April 3, 2 | 2012-04-03 |
| Viscoelastic Surfactant Acid Treatment App 20110152135 - Chen; Yiyan ; et al. | 2011-06-23 |
| Methods And Apparatus To Perform Stress Testing Of Geological Formations App 20100206548 - Pisio; Vincent ; et al. | 2010-08-19 |
| Surfactants not toxic to bacteria Grant 7,741,252 - Chen , et al. June 22, 2 | 2010-06-22 |
| Phosphorus-Free Gelled Hydrocarbon Compositions and Method for Use Thereof App 20090305914 - Li; Leiming ; et al. | 2009-12-10 |
| Surfactants not Toxic to Bacteria App 20080051301 - Chen; Yiyan ; et al. | 2008-02-28 |
| Non-Damaging Fluid-Loss Pill and Method of Using the Same Grant 7,207,388 - Samuel , et al. April 24, 2 | 2007-04-24 |
| Non-Damaging Fluid-Loss Pill and Method of Using the Same App 20060254771 - Samuel; Mathew ; et al. | 2006-11-16 |
| Non-damaging fluid-loss pill and method of using the same App 20030166471 - Samuel, Mathew ; et al. | 2003-09-04 |
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