Issued Patents 2018
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10151163 | Expandable junk mill stabilizer | Cristian A. Esparza, Athar M. Razvi, David B. Haughton, Ernest D. Colin, JR., William B. Handy | 2018-12-11 |
| 10125573 | Zone selection with smart object selectively operating predetermined fracturing access valves | Juan Carlos Flores Perez, James S. Sanchez, YingQing Xu | 2018-11-13 |
| 10081845 | Tubular strengthening and patterning method for enhanced heat transfer | Joerg Lehr, Elisabeth Von Willamowitz-Moellendorff | 2018-09-25 |
| 10060229 | Swelling sleeve method to prevent gravel pack movement into voids adjacent screen connections and exposing screen portions | Christophe Malbrel, Nervy Enrique Faria | 2018-08-28 |
| 10030478 | Mechanically actuated variable choke system for subterranean use | Michael H. Johnson | 2018-07-24 |
| 10000993 | Multi-gauge wrap wire for subterranean sand screen | Chance Mann, Bennett M. Richard, Michael H. Johnson | 2018-06-19 |
| 9951578 | Radially expandable ratchet locking borehole barrier assembly | Jeffery D. Kitzman | 2018-04-24 |