Issued Patents 2011
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7987909 | Apparatus and methods for allowing fluid flow inside at least one screen and outside a pipe disposed in a well bore | John B. Weirich | 2011-08-02 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7987909 | Apparatus and methods for allowing fluid flow inside at least one screen and outside a pipe disposed in a well bore | John B. Weirich | 2011-08-02 |