Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6500252 | High strength foamed well cement compositions and methods | Jiten Chatterji, Bobby J. King, Frank Zamora, Billy Bennett, Roger S. Cromwell | 2002-12-31 |
| 6220354 | High strength foamed well cement compositions and methods | Jiten Chatterji, Bobby J. King, Frank Zamora, Billy Bennett, Roger S. Cromwell | 2001-04-24 |
| 6210476 | Foamed cement compositions and methods | Jiten Chatterji, Roger S. Cromwell, Baireddy R. Reddy, David E. McMechan | 2001-04-03 |