Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7893011 | Compositions comprising Sorel cements and oil based fluids | Sam Lewis, Chris Gordon | 2011-02-22 |
| 7763572 | Compositions comprising quaternary material and sorel cements | Sam Lewis, Chris Gordon | 2010-07-27 |
| 7749942 | Variable density fluids and methods of use in subterranean formations | Krishna M. Ravi, Donald L. Whitfill, B. Raghava Reddy | 2010-07-06 |
| 7431086 | Methods of servicing a wellbore with compositions comprising quaternary material and sorel cements | Sam Lewis, Chris Gordon | 2008-10-07 |
| 7350575 | Methods of servicing a wellbore with compositions comprising Sorel cements and oil based fluids | Sam Lewis, Chris Gordon | 2008-04-01 |