Issued Patents 2019
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10458203 | Pressure cycle actuated injection valve | Jason C. Mailand | 2019-10-29 |
| 10378312 | Tubing retrievable injection valve assembly | Robert C. Henschel, Rory L. Hodge, Shane W. Pfaff | 2019-08-13 |
| 10309201 | Method, apparatus, and system for injecting chemicals into lower tertiary wells | — | 2019-06-04 |
| 10294755 | Dual barrier injection valve with a variable orifice | Jason C. Mailand | 2019-05-21 |