Societe Nationale Elf Aquitaine & Ceca S.A.
1Patents
0Active
1Granted
22Portfolio score
Filing activity: Aug 8, 1986 → Aug 8, 1986
Most-cited patents
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4758365A | Polymeric additives useful for inhibition of the deposit of paraffins in crude oils | Emerging Cross-Sectional Technologies | 6 | Expired |
Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.