Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4250963 | Selective permeability reduction with polymerizable monomers around steam injection wells | — | 1981-02-17 |
PH
Patrick H. Hess
Overall (All Time): #4,083,863 of 4,157,543Top 100%
1
Patents All Time