Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9206679 | Method of servicing a wellbore with an aqueous gel containing a friction reducer | D. V. Satyanarayana Gupta, Kay E. Cawiezel | 2015-12-08 |
| 8669213 | Method of servicing a wellbore with an aqueous gel containing a friction reducer | D. V. Satyanarayana Gupta, Kay E. Cawiezel | 2014-03-11 |