Patent US3291708A successfully refreshed from Google Patents.
US3291708A
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Electrolytic process for producing a halogen from its respective acid and the apparatus therefor
Assignee: Veolia WTS Systems USA Inc
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Filing: 1964-12-31
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Granted: 1966-12-13
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Expires: 1984-12-31
Abstract
No abstract record available.
Inventors
- 👤 Juda Walter
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 10:32
CPC Classifications
C; C25; C25B; C25B1/00; C25B1/01; C25B1/24; C25B9/00; C25B9/17; C25B9/19
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
135 words
A PROCESS FOR PRODUCING A HALOGEN GAS FROM AN ACID SELECTED FROM THE GROUP CONSICTING OF AQUEOUS HC1 AND ANHYDROUS HF IN AN ELECTROLYTIC CELL HAVING SPACED CATHODE AND ANODE MEANS SEPARATED BY A MEMBRANE FORMING CATHODE AND ANODE CHAMBERS, RESPECTIVELY, THE STEPS COMPRISING: INTRODUCING SAID ACID INTO THE ANODE CHAMBER, PASSING AN AQUEOUS SOLUTION OF AN OXIDANT COUPLE INTO THE CATHODE CHAMBER AND RETAINING AN EFFLUENT THEREFROM, SIMULTANEOUSLY PASSING A DIRECT ELECTRIC CURRENT FROM SAID ANODE TO SAID CATHODE THROUGH SAID CELL TO CAUSE AN IONIC CHEMICAL REDUCTION OF SAID OXIDANT COUPLE IN SAID CATHODE CHAMBER, SUPPLYING AN OXIDIZING GAS TO THE EFFLUENT OF SAID CATHODE CHAMBER TO OXIDIZE THE REDUCED IONS OF SAID OXIDANT COUPLE, RECYLING THE REGENERATED OXIDIZED COUPLE TO THE CATHODE CHAMBER, AND REMOVING THE HALOGEN GAS FROM SAID ANODE CHAMBER
Claim 2
Dependent Claim
135 words
A PROCESS FOR PRODUCING A HALOGEN GAS FROM AN ACID SELECTED FROM THE GROUP CONSICTING OF AQUEOUS HC1 AND ANHYDROUS HF IN AN ELECTROLYTIC CELL HAVING SPACED CATHODE AND ANODE MEANS SEPARATED BY A MEMBRANE FORMING CATHODE AND ANODE CHAMBERS, RESPECTIVELY, THE STEPS COMPRISING: INTRODUCING SAID ACID INTO THE ANODE CHAMBER, PASSING AN AQUEOUS SOLUTION OF AN OXIDANT COUPLE INTO THE CATHODE CHAMBER AND RETAINING AN EFFLUENT THEREFROM, SIMULTANEOUSLY PASSING A DIRECT ELECTRIC CURRENT FROM SAID ANODE TO SAID CATHODE THROUGH SAID CELL TO CAUSE AN IONIC CHEMICAL REDUCTION OF SAID OXIDANT COUPLE IN SAID CATHODE CHAMBER, SUPPLYING AN OXIDIZING GAS TO THE EFFLUENT OF SAID CATHODE CHAMBER TO OXIDIZE THE REDUCED IONS OF SAID OXIDANT COUPLE, RECYLING THE REGENERATED OXIDIZED COUPLE TO THE CATHODE CHAMBER, AND REMOVING THE HALOGEN GAS FROM SAID ANODE CHAMBER
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-12-12 | 1970-06-13 | 1970-12-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-12-12 | 1974-06-13 | 1974-12-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-12-12 | 1978-06-13 | 1978-12-13 | $7700.00 | Window Closed / Lapsed |