Tehrani; Ahmadi
Patent Applications and Registrations
Patent applications and USPTO patent grants for Tehrani; Ahmadi.The latest application filed is for "chrome free water-based wellbore fluid".
- Tehrani; Ahmadi - Kincardineshire GB
- Tehrani; Ahmadi - Banchory GB
- Tehrani; Ahmadi - Aberdeen GB
- Tehrani, Ahmadi - Aberdeenshire GB
| Patent | Date |
|---|---|
| Chrome Free Water-based Wellbore Fluid App 20110180256 - Tehrani; Ahmadi ; et al. | 2011-07-28 |
| Aqueous Base Wellbore Fluids For High Temperature-high Pressure Applications And Methods Of Use App 20100099585 - Tehrani; Ahmadi | 2010-04-22 |
| Method For Viscosifying Invert Emulsion Drilling Fluids App 20080194433 - Tehrani; Ahmadi | 2008-08-14 |
| Method for Reducing Aqueous Content of Oil-Based Fluids App 20080164067 - Tehrani; Ahmadi | 2008-07-10 |
| Double emulsion based drilling fluids Grant 6,793,025 - Patel , et al. September 21, 2 | 2004-09-21 |
| Double emulsion based drilling fluids App 20030075360 - Patel, Arvind D. ; et al. | 2003-04-24 |
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