Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12325821 | Lubricant blends and methods for improving lubricity of brine-based drilling fluids | Matthew H. Taylor, Stuart DUBBERLEY, Kuangbiao MA | 2025-06-10 |
| 9051504 | Emulsified polymer drilling fluid and methods of preparation | An-Ming Wu | 2015-06-09 |
| 8293686 | Emulsified polymer drilling fluid and methods of preparation | An-Ming Wu | 2012-10-23 |
| 7951755 | Emulsified polymer drilling fluid and methods of preparation | An-Ming Wu | 2011-05-31 |