| Application number | Title of the application | Filing Date | Status |
|---|
| 06/576692 | USE OF STEAM FOAMING AGENTS WITHOUT A NON-CONDENSABLE GAS | Feb 2, 1984 | Abandoned |
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| 06/572522 | OIL AND GAS PRODUCTION ENHANCEMENT USING ELECTRICAL MEANS | Jan 19, 1984 | Abandoned |
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| 06/566462 | SWEEP IMPROVEMENT IN ENHANCED OIL RECOVERY | Dec 27, 1983 | Abandoned |
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| 06/563881 | PROCESS FOR SECONDARY EXPLOITATION OF OIL RESERVOIRS BY THE USE OF GASES CONTAINING CARBON DIOXIDE | Dec 20, 1983 | Abandoned |
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| 06/561407 | HEAVY OIL RECOVERY PROCESS USING CYCLIC CO2-STEAM STIMULATION | Dec 13, 1983 | Abandoned |