Issued Patents All Time
Showing 26–31 of 31 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7576040 | Cement compositions comprising humic acid grafted fluid loss control additives | Jiten Chatterji, Bobby J. King, D. Chad Brenneis | 2009-08-18 |
| 7523784 | Method of using humic acid grafted fluid loss control additives in cementing operations | Jiten Chatterji, Bobby J. King, D. Chad Brenneis | 2009-04-28 |
| 7431086 | Methods of servicing a wellbore with compositions comprising quaternary material and sorel cements | Chris Gordon, Mike Szymanski | 2008-10-07 |
| 7388045 | Cement compositions comprising lignite grafted fluid loss control additives | Jiten Chatterji, Bobby J. King, Chad Brennels | 2008-06-17 |
| 7360598 | Method of using lignite grafted fluid loss control additives in cementing operations | Jiten Chatterji, Bobby J. King, Chad Brennels | 2008-04-22 |
| 7350575 | Methods of servicing a wellbore with compositions comprising Sorel cements and oil based fluids | Chris Gordon, Mike Szymanski | 2008-04-01 |